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Browse Source 
[rt23833]
Clean up a number of items identified by the Coverity
static analysis tool.  Runs courtesy of Red Hat.
This commit is contained in:
Shawn Routhier 2012-10-16 15:05:24 -07:00
parent 881442e20f
commit 0f750c4fb1
29 changed files with 309 additions and 182 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
RELNOTES
View File

@ -142,6 +142,11 @@ work on other platforms. Please report any problems and suggested fixes to
is only useful when doing load balancing within failover.
[ISC-Bugs #26108]
- Fix a set of issues that were discovered via a code inspection
tool. Thanks to Jiri Popelka and Tomas Hozza Red Hat for the logs
and patches.
[ISC-Bugs #23833]
Changes since 4.2.3
! Add a check for a null pointer before calling the regexec function.

9
client/dhc6.c
View File

@ -214,8 +214,10 @@ dhcpv6_client_assignments(void)
memset(&DHCPv6DestAddr, 0, sizeof(DHCPv6DestAddr));
DHCPv6DestAddr.sin6_family = AF_INET6;
DHCPv6DestAddr.sin6_port = remote_port;
inet_pton(AF_INET6, All_DHCP_Relay_Agents_and_Servers,
&DHCPv6DestAddr.sin6_addr);
if (inet_pton(AF_INET6, All_DHCP_Relay_Agents_and_Servers,
&DHCPv6DestAddr.sin6_addr) <= 0) {
log_fatal("Bad address %s", All_DHCP_Relay_Agents_and_Servers);
}
code = D6O_CLIENTID;
if (!option_code_hash_lookup(&clientid_option,
@ -656,7 +658,8 @@ dhc6_leaseify(struct packet *packet)
* not sure based on what additional keys now).
*/
oc = lookup_option(&dhcpv6_universe, packet->options, D6O_SERVERID);
if (!evaluate_option_cache(&lease->server_id, packet, NULL, NULL,
if ((oc == NULL) ||
!evaluate_option_cache(&lease->server_id, packet, NULL, NULL,
lease->options, NULL, &global_scope,
oc, MDL) ||
lease->server_id.len == 0) {

11
common/alloc.c
View File

@ -3,7 +3,8 @@
Memory allocation... */
/*
* Copyright (c) 2004-2007,2009 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2009,2012 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2004-2007 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 1996-2003 by Internet Software Consortium
*
* Permission to use, copy, modify, and distribute this software for any
@ -831,11 +832,11 @@ int dns_host_entry_dereference (ptr, file, line)
#endif
}
(*ptr) -> refcnt--;
rc_register (file, line, ptr, *ptr, (*ptr) -> refcnt, 1, RC_MISC);
if (!(*ptr) -> refcnt)
(*ptr)->refcnt--;
rc_register (file, line, ptr, *ptr, (*ptr)->refcnt, 1, RC_MISC);
if ((*ptr)->refcnt == 0) {
dfree ((*ptr), file, line);
if ((*ptr) -> refcnt < 0) {
} else if ((*ptr)->refcnt < 0) {
log_error ("%s(%d): negative refcnt!", file, line);
#if defined (DEBUG_RC_HISTORY)
dump_rc_history (*ptr);

8
common/comapi.c
View File

@ -692,7 +692,6 @@ isc_result_t dhcp_subnet_signal_handler (omapi_object_t *h,
/* In this function h should be a (struct subnet *) */
isc_result_t status;
int updatep = 0;
if (h -> type != dhcp_type_subnet)
return DHCP_R_INVALIDARG;
@ -706,8 +705,7 @@ isc_result_t dhcp_subnet_signal_handler (omapi_object_t *h,
if (status == ISC_R_SUCCESS)
return status;
}
if (updatep)
return ISC_R_SUCCESS;
return ISC_R_NOTFOUND;
}
@ -861,7 +859,6 @@ isc_result_t dhcp_shared_network_signal_handler (omapi_object_t *h,
/* In this function h should be a (struct shared_network *) */
isc_result_t status;
int updatep = 0;
if (h -> type != dhcp_type_shared_network)
return DHCP_R_INVALIDARG;
@ -875,8 +872,7 @@ isc_result_t dhcp_shared_network_signal_handler (omapi_object_t *h,
if (status == ISC_R_SUCCESS)
return status;
}
if (updatep)
return ISC_R_SUCCESS;
return ISC_R_NOTFOUND;
}

7
common/lpf.c
View File

@ -4,7 +4,8 @@
Support Services in Vancouver, B.C. */
/*
* Copyright (c) 2004,2007,2009 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2009,2012 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2004,2007 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 1996-2003 by Internet Software Consortium
*
* Permission to use, copy, modify, and distribute this software for any
@ -463,9 +464,9 @@ get_hw_addr(const char *name, struct hardware *hw) {
memcpy(&hw->hbuf[1], sa->sa_data, 6);
break;
case ARPHRD_FDDI:
hw->hlen = 17;
hw->hlen = 7;
hw->hbuf[0] = HTYPE_FDDI;
memcpy(&hw->hbuf[1], sa->sa_data, 16);
memcpy(&hw->hbuf[1], sa->sa_data, 6);
break;
default:
log_fatal("Unsupported device type %ld for \"%s\"",

41
common/options.c
View File

@ -258,9 +258,14 @@ int parse_option_buffer (options, buffer, length, universe)
option_cache_reference(&op->next, nop, MDL);
option_cache_dereference(&nop, MDL);
} else {
save_option_buffer(universe, options, bp,
if (save_option_buffer(universe, options, bp,
bp->data + offset, len,
code, 1);
code, 1) == 0) {
log_error("parse_option_buffer: "
"save_option_buffer failed");
buffer_dereference(&bp, MDL);
return 0;
}
}
}
option_dereference(&option, MDL);
@ -517,6 +522,8 @@ int fqdn_universe_decode (struct option_state *options,
* Load all options into a buffer, and then split them out into the three
* separate fields in the dhcp packet (options, file, and sname) where
* options can be stored.
*
* returns 0 on error, length of packet on success
*/
int
cons_options(struct packet *inpacket, struct dhcp_packet *outpacket,
@ -553,10 +560,10 @@ cons_options(struct packet *inpacket, struct dhcp_packet *outpacket,
if (inpacket &&
(op = lookup_option(&dhcp_universe, inpacket->options,
DHO_DHCP_MAX_MESSAGE_SIZE))) {
evaluate_option_cache(&ds, inpacket,
lease, client_state, in_options,
cfg_options, scope, op, MDL);
DHO_DHCP_MAX_MESSAGE_SIZE)) &&
(evaluate_option_cache(&ds, inpacket, lease,
client_state, in_options,
cfg_options, scope, op, MDL) != 0)) {
if (ds.len >= sizeof (u_int16_t)) {
i = getUShort(ds.data);
if(!mms || (i < mms))
@ -679,7 +686,7 @@ cons_options(struct packet *inpacket, struct dhcp_packet *outpacket,
* in the packet if there is space. Note that the option
* may only be included if the client supplied one.
*/
if ((priority_len < PRIORITY_COUNT) &&
if ((inpacket != NULL) && (priority_len < PRIORITY_COUNT) &&
(lookup_option(&fqdn_universe, inpacket->options,
FQDN_ENCODED) != NULL))
priority_list[priority_len++] = DHO_FQDN;
@ -695,7 +702,7 @@ cons_options(struct packet *inpacket, struct dhcp_packet *outpacket,
* DHCPINFORM or DHCPLEASEQUERY responses (if the client
* didn't request it).
*/
if ((priority_len < PRIORITY_COUNT) &&
if ((inpacket != NULL) && (priority_len < PRIORITY_COUNT) &&
((inpacket->packet_type == DHCPDISCOVER) ||
(inpacket->packet_type == DHCPREQUEST)))
priority_list[priority_len++] = DHO_SUBNET_MASK;
@ -1266,7 +1273,8 @@ store_options(int *ocount,
cfg_options,
vendor_cfg_option -> code);
if (tmp)
evaluate_option_cache (&name, packet, lease,
/* No need to check the return as we check name.len below */
(void) evaluate_option_cache (&name, packet, lease,
client_state,
in_options,
cfg_options,
@ -1308,7 +1316,8 @@ store_options(int *ocount,
/* Find the value of the option... */
od.len = 0;
if (oc) {
evaluate_option_cache (&od, packet,
/* No need to check the return as we check od.len below */
(void) evaluate_option_cache (&od, packet,
lease, client_state, in_options,
cfg_options, scope, oc, MDL);
@ -3143,9 +3152,11 @@ int fqdn_option_space_encapsulate (result, packet, lease, client_state,
struct option_cache *oc = (struct option_cache *)(ocp -> car);
if (oc -> option -> code > FQDN_SUBOPTION_COUNT)
continue;
evaluate_option_cache (&results [oc -> option -> code],
packet, lease, client_state, in_options,
cfg_options, scope, oc, MDL);
/* No need to check the return code, we check the length later */
(void) evaluate_option_cache (&results[oc->option->code],
packet, lease, client_state,
in_options, cfg_options, scope,
oc, MDL);
}
/* We add a byte for the flags field.
* We add two bytes for the two RCODE fields.
@ -3310,8 +3321,8 @@ fqdn6_option_space_encapsulate(struct data_string *result,
oc = (struct option_cache *)(ocp->car);
if (oc->option->code > FQDN_SUBOPTION_COUNT)
log_fatal("Impossible condition at %s:%d.", MDL);
evaluate_option_cache(&results[oc->option->code], packet,
/* No need to check the return code, we check the length later */
(void) evaluate_option_cache(&results[oc->option->code], packet,
lease, client_state, in_options,
cfg_options, scope, oc, MDL);
}

48
common/parse.c
View File

@ -675,7 +675,23 @@ void parse_lease_time (cfile, timep)
the token specified in separator. If max is zero, any number of
numbers will be parsed; otherwise, exactly max numbers are
expected. Base and size tell us how to internalize the numbers
once they've been tokenized. */
once they've been tokenized.
buf - A pointer to space to return the parsed value, if it is null
then the function will allocate space for the return.
max - The maximum number of items to store. If zero there is no
maximum. When buf is null and the function needs to allocate space
it will do an allocation of max size at the beginning if max is non
zero. If max is zero then the allocation will be done later, after
the function has determined the size necessary for the incoming
string.
returns NULL on errors or a pointer to the value string on success.
The pointer will either be buf if it was non-NULL or newly allocated
space if buf was NULL
*/
unsigned char *parse_numeric_aggregate (cfile, buf,
max, separator, base, size)
@ -696,8 +712,7 @@ unsigned char *parse_numeric_aggregate (cfile, buf,
bufp = (unsigned char *)dmalloc (*max * size / 8, MDL);
if (!bufp)
log_fatal ("no space for numeric aggregate");
s = 0;
} else
}
s = bufp;
do {
@ -713,6 +728,9 @@ unsigned char *parse_numeric_aggregate (cfile, buf,
parse_warn (cfile, "too few numbers.");
if (token != SEMI)
skip_to_semi (cfile);
/* free bufp if it was allocated */
if ((bufp != NULL) && (bufp != buf))
dfree(bufp, MDL);
return (unsigned char *)0;
}
token = next_token (&val, (unsigned *)0, cfile);
@ -729,7 +747,17 @@ unsigned char *parse_numeric_aggregate (cfile, buf,
(base != 16 || token != NUMBER_OR_NAME)) {
parse_warn (cfile, "expecting numeric value.");
skip_to_semi (cfile);
return (unsigned char *)0;
/* free bufp if it was allocated */
if ((bufp != NULL) && (bufp != buf))
dfree(bufp, MDL);
/* free any linked numbers we may have allocated */
while (c) {
pair cdr = c->cdr;
dfree(c->car, MDL);
dfree(c, MDL);
c = cdr;
}
return (NULL);
}
/* If we can, convert the number now; otherwise, build
a linked list of all the numbers. */
@ -747,6 +775,10 @@ unsigned char *parse_numeric_aggregate (cfile, buf,
/* If we had to cons up a list, convert it now. */
if (c) {
/*
* No need to cleanup bufp, to get here we didn't allocate
* bufp above
*/
bufp = (unsigned char *)dmalloc (count * size / 8, MDL);
if (!bufp)
log_fatal ("no space for numeric aggregate.");
@ -1870,7 +1902,7 @@ int parse_base64 (data, cfile)
parse_warn (cfile, "can't allocate buffer for base64 data.");
data -> len = 0;
data -> data = (unsigned char *)0;
return 0;
goto out;
}
j = k = 0;
@ -5258,6 +5290,8 @@ int parse_option_token (rv, cfile, fmt, expr, uniform, lookups)
return 0;
}
*fmt = g;
/* FALL THROUGH */
/* to get string value for the option */
case 'X':
token = peek_token (&val, (unsigned *)0, cfile);
if (token == NUMBER_OR_NAME || token == NUMBER) {
@ -5549,6 +5583,8 @@ int parse_option_decl (oc, cfile)
"encapsulation format");
goto parse_exit;
}
/* FALL THROUGH */
/* to get string value for the option */
case 'X':
len = parse_X (cfile, &hunkbuf [hunkix],
sizeof hunkbuf - hunkix);
@ -5760,8 +5796,6 @@ int parse_option_decl (oc, cfile)
bp = (struct buffer *)0;
if (!buffer_allocate (&bp, hunkix + nul_term, MDL))
log_fatal ("no memory to store option declaration.");
if (!bp -> data)
log_fatal ("out of memory allocating option data.");
memcpy (bp -> data, hunkbuf, hunkix + nul_term);
if (!option_cache_allocate (oc, MDL))

12
common/print.c
View File

@ -1134,6 +1134,7 @@ static unsigned print_subexpression (expr, buf, len)
buf [rv] = 0;
return rv;
}
break;
case expr_gethostname:
if (len > 13) {
@ -1245,7 +1246,12 @@ int token_print_indent (FILE *file, int col, int indent,
const char *prefix,
const char *suffix, const char *buf)
{
int len = strlen (buf) + strlen (prefix);
int len = 0;
if (prefix != NULL)
len = strlen (prefix);
if (buf != NULL)
len += strlen (buf);
if (col + len > 79) {
if (indent + len < 79) {
indent_spaces (file, indent);
@ -1258,8 +1264,10 @@ int token_print_indent (FILE *file, int col, int indent,
fputs (prefix, file);
col += strlen (prefix);
}
if ((buf != NULL) && (*buf != 0)) {
fputs (buf, file);
col += len;
col += strlen(buf);
}
if (suffix && *suffix) {
if (col + strlen (suffix) > 79) {
indent_spaces (file, indent);

38
common/tree.c
View File

@ -2902,10 +2902,17 @@ int evaluate_numeric_expression (result, packet, lease, client_state,
return 0;
}
/* Return data hanging off of an option cache structure, or if there
isn't any, evaluate the expression hanging off of it and return the
result of that evaluation. There should never be both an expression
and a valid data_string. */
/*
* Return data hanging off of an option cache structure, or if there
* isn't any, evaluate the expression hanging off of it and return the
* result of that evaluation. There should never be both an expression
* and a valid data_string.
*
* returns 0 if there wasn't an expression or it couldn't be evaluated
* returns non-zero if there was an expression or string that was evaluated
* When it returns zero the arguements, in particualr resutl, should not
* be modified
*/
int evaluate_option_cache (result, packet, lease, client_state,
in_options, cfg_options, scope, oc, file, line)
@ -3613,6 +3620,7 @@ int write_expression (file, expr, col, indent, firstp)
col = write_expression (file, expr -> data.suffix.len,
col, scol, 0);
col = token_print_indent (file, col, indent, "", "", ")");
break;
case expr_lcase:
col = token_print_indent(file, col, indent, "", "", "lcase");
@ -4148,19 +4156,10 @@ int fundef_dereference (ptr, file, line)
const char *file;
int line;
{
struct fundef *bp = *ptr;
struct fundef *bp;
struct string_list *sp, *next;
if (!ptr) {
log_error ("%s(%d): null pointer", file, line);
#if defined (POINTER_DEBUG)
abort ();
#else
return 0;
#endif
}
if (!bp) {
if ((ptr == NULL) || (*ptr == NULL)) {
log_error ("%s(%d): null pointer", file, line);
#if defined (POINTER_DEBUG)
abort ();
@ -4169,6 +4168,7 @@ int fundef_dereference (ptr, file, line)
#endif
}
bp = *ptr;
bp -> refcnt--;
rc_register (file, line, ptr, bp, bp -> refcnt, 1, RC_MISC);
if (bp -> refcnt < 0) {
@ -4440,11 +4440,11 @@ int find_bound_string (struct data_string *value,
if (binding -> value -> value.data.terminated) {
data_string_copy (value, &binding -> value -> value.data, MDL);
} else {
buffer_allocate (&value -> buffer,
binding -> value -> value.data.len,
MDL);
if (!value -> buffer)
if (buffer_allocate (&value->buffer,
binding->value->value.data.len,
MDL) == 0) {
return 0;
}
memcpy (value -> buffer -> data,
binding -> value -> value.data.data,

15
dst/dst_api.c
View File

@ -349,7 +349,7 @@ dst_read_key(const char *in_keyname, const unsigned in_id,
EREPORT(("dst_read_private_key(): Null key name passed in\n"));
return (NULL);
} else
strcpy(keyname, in_keyname);
strncpy(keyname, in_keyname, PATH_MAX);
/* before I read in the public key, check if it is allowed to sign */
if ((pubkey = dst_s_read_public_key(keyname, in_id, in_alg)) == NULL)
@ -443,6 +443,7 @@ dst_s_write_private_key(const DST_KEY *key)
if ((nn = fwrite(encoded_block, 1, len, fp)) != len) {
EREPORT(("dst_write_private_key(): Write failure on %s %d != %d errno=%d\n",
file, out_len, nn, errno));
fclose(fp);
return (-5);
}
fclose(fp);
@ -663,7 +664,7 @@ dst_dnskey_to_key(const char *in_name,
int alg ;
int start = DST_KEY_START;
if (rdata == NULL || len <= DST_KEY_ALG) /* no data */
if (in_name == NULL || rdata == NULL || len <= DST_KEY_ALG) /* no data */
return (NULL);
alg = (u_int8_t) rdata[DST_KEY_ALG];
if (!dst_check_algorithm(alg)) { /* make sure alg is available */
@ -674,8 +675,6 @@ dst_dnskey_to_key(const char *in_name,
if ((key_st = dst_s_get_key_struct(in_name, alg, 0, 0, 0)) == NULL)
return (NULL);
if (in_name == NULL)
return (NULL);
key_st->dk_flags = dst_s_get_int16(rdata);
key_st->dk_proto = (u_int16_t) rdata[DST_KEY_PROT];
if (key_st->dk_flags & DST_EXTEND_FLAG) {
@ -795,10 +794,12 @@ dst_buffer_to_key(const char *key_name, /* name of the key */
dkey->dk_func->from_dns_key != NULL) {
if (dkey->dk_func->from_dns_key(dkey, key_buf, key_len) < 0) {
EREPORT(("dst_buffer_to_key(): dst_buffer_to_hmac failed\n"));
return (dst_free_key(dkey));
(void) (dst_free_key(dkey));
return (NULL);
}
return (dkey);
}
(void) (dst_free_key(dkey));
return (NULL);
}
@ -1012,11 +1013,9 @@ dst_free_key(DST_KEY *f_key)
else {
EREPORT(("dst_free_key(): Unknown key alg %d\n",
f_key->dk_alg));
free(f_key->dk_KEY_struct); /* SHOULD NOT happen */
}
if (f_key->dk_KEY_struct) {
free(f_key->dk_KEY_struct);
f_key->dk_KEY_struct = NULL;
SAFE_FREE(f_key->dk_KEY_struct);
}
if (f_key->dk_key_name)
SAFE_FREE(f_key->dk_key_name);

17
dst/dst_support.c
View File

@ -4,6 +4,7 @@ static const char rcsid[] = "$Header: /tmp/cvstest/DHCP/dst/dst_support.c,v 1.7
/*
* Portions Copyright (c) 1995-1998 by Trusted Information Systems, Inc.
* Portions Copyright (c) 2007,2009 by Internet Systems Consortium, Inc. ("ISC")
* Portions Copyright (c) 2012 by Internet Systems Consortium, Inc. ("ISC")
*
* Permission to use, copy modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@ -58,6 +59,7 @@ dst_s_conv_bignum_u8_to_b64(char *out_buf, const unsigned out_len,
{
const u_char *bp = bin_data;
char *op = out_buf;
int res = 0;
unsigned lenh = 0, len64 = 0;
unsigned local_in_len = bin_len;
unsigned local_out_len = out_len;
@ -81,9 +83,10 @@ dst_s_conv_bignum_u8_to_b64(char *out_buf, const unsigned out_len,
local_out_len -= lenh;
op += lenh;
}
len64 = b64_ntop(bp, local_in_len, op, local_out_len - 2);
if (len64 < 0)
res = b64_ntop(bp, local_in_len, op, local_out_len - 2);
if (res < 0)
return (-1);
len64 = (unsigned) res;
op += len64++;
*(op++) = '\n'; /* put CR in the output */
*op = '\0'; /* make sure output is 0 terminated */
@ -150,6 +153,7 @@ dst_s_conv_bignum_b64_to_u8(const char **buf,
unsigned blen;
char *bp;
u_char bstr[RAW_KEY_SIZE];
int res = 0;
if (buf == NULL || *buf == NULL) { /* error checks */
EREPORT(("dst_s_conv_bignum_b64_to_u8: null input buffer.\n"));
@ -159,12 +163,13 @@ dst_s_conv_bignum_b64_to_u8(const char **buf,
if (bp != NULL)
*bp = '\0';
blen = b64_pton(*buf, bstr, sizeof(bstr));
if (blen <= 0) {
res = b64_pton(*buf, bstr, sizeof(bstr));
if (res <= 0) {
EREPORT(("dst_s_conv_bignum_b64_to_u8: decoded value is null.\n"));
return (0);
}
else if (loclen < blen) {
blen = (unsigned) res;
if (loclen < blen) {
EREPORT(("dst_s_conv_bignum_b64_to_u8: decoded value is longer than output buffer.\n"));
return (0);
}
@ -429,7 +434,7 @@ dst_s_fopen(const char *filename, const char *mode, unsigned perm)
unsigned plen = sizeof(pathname);
if (*dst_path != '\0') {
strcpy(pathname, dst_path);
strncpy(pathname, dst_path, PATH_MAX);
plen -= strlen(pathname);
}
else

31
dst/hmac_link.c
View File

@ -5,6 +5,7 @@ static const char rcsid[] = "$Header: /tmp/cvstest/DHCP/dst/hmac_link.c,v 1.6 20
/*
* Portions Copyright (c) 1995-1998 by Trusted Information Systems, Inc.
* Portions Copyright (c) 2007,2009 by Internet Systems Consortium, Inc. ("ISC")
* Portions Copyright (c) 2012 by Internet Systems Consortium, Inc. ("ISC")
*
* Permission to use, copy modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@ -87,6 +88,10 @@ dst_hmac_md5_sign(const int mode, DST_KEY *d_key, void **context,
int sign_len = 0;
MD5_CTX *ctx = NULL;
if (d_key == NULL || d_key->dk_KEY_struct == NULL)
return (-1);
key = (HMAC_Key *) d_key->dk_KEY_struct;
if (mode & SIG_MODE_INIT)
ctx = (MD5_CTX *) malloc(sizeof(*ctx));
else if (context)
@ -94,10 +99,6 @@ dst_hmac_md5_sign(const int mode, DST_KEY *d_key, void **context,
if (ctx == NULL)
return (-1);
if (d_key == NULL || d_key->dk_KEY_struct == NULL)
return (-1);
key = (HMAC_Key *) d_key->dk_KEY_struct;
if (mode & SIG_MODE_INIT) {
MD5Init(ctx);
MD5Update(ctx, key->hk_ipad, HMAC_LEN);
@ -154,6 +155,10 @@ dst_hmac_md5_verify(const int mode, DST_KEY *d_key, void **context,
HMAC_Key *key;
MD5_CTX *ctx = NULL;
if (d_key == NULL || d_key->dk_KEY_struct == NULL)
return (-1);
key = (HMAC_Key *) d_key->dk_KEY_struct;
if (mode & SIG_MODE_INIT)
ctx = (MD5_CTX *) malloc(sizeof(*ctx));
else if (context)
@ -161,10 +166,6 @@ dst_hmac_md5_verify(const int mode, DST_KEY *d_key, void **context,
if (ctx == NULL)
return (-1);
if (d_key == NULL || d_key->dk_KEY_struct == NULL)
return (-1);
key = (HMAC_Key *) d_key->dk_KEY_struct;
if (mode & SIG_MODE_INIT) {
MD5Init(ctx);
MD5Update(ctx, key->hk_ipad, HMAC_LEN);
@ -216,8 +217,11 @@ dst_buffer_to_hmac_md5(DST_KEY *dkey, const u_char *key, const unsigned keylen)
HMAC_Key *hkey = NULL;
MD5_CTX ctx;
unsigned local_keylen = keylen;
u_char tk[MD5_LEN];
if (dkey == NULL || key == NULL || keylen < 0)
/* Do we need to check if keylen == 0? The original
* code didn't, so we don't currently */
if (dkey == NULL || key == NULL)
return (-1);
if ((hkey = (HMAC_Key *) malloc(sizeof(HMAC_Key))) == NULL)
@ -228,7 +232,7 @@ dst_buffer_to_hmac_md5(DST_KEY *dkey, const u_char *key, const unsigned keylen)
/* if key is longer than HMAC_LEN bytes reset it to key=MD5(key) */
if (keylen > HMAC_LEN) {
u_char tk[MD5_LEN];
memset(tk, 0, sizeof(tk));
MD5Init(&ctx);
MD5Update(&ctx, (const unsigned char *)key, keylen);
MD5Final(tk, &ctx);
@ -269,7 +273,7 @@ dst_hmac_md5_key_to_file_format(const DST_KEY *dkey, char *buff,
const unsigned buff_len)
{
char *bp;
int i;
int i, res;
unsigned len, b_len, key_len;
u_char key[HMAC_LEN];
HMAC_Key *hkey;
@ -299,9 +303,10 @@ dst_hmac_md5_key_to_file_format(const DST_KEY *dkey, char *buff,
bp += strlen("Key: ");
b_len = buff_len - (bp - buff);
len = b64_ntop(key, key_len, bp, b_len);
if (len < 0)
res = b64_ntop(key, key_len, bp, b_len);
if (res < 0)
return (-1);
len = (unsigned) res;
bp += len;
*(bp++) = '\n';
*bp = '\0';

34
dst/prandom.c
View File

@ -453,12 +453,12 @@ digest_file(dst_work *work)
struct timeval tv;
u_char buf[1024];
name = files[f_cnt++];
if (f_round == 0 || files[f_cnt] == NULL || work->file_digest == NULL)
if (gettimeofday(&tv, NULL)) /* only do this if needed */
return (0);
if (f_round == 0) /* first time called set to one hour ago */
f_round = (tv.tv_sec - MAX_OLD);
name = files[f_cnt++];
if (files[f_cnt] == NULL) { /* end of list of files */
if(f_cnt <= 1) /* list is too short */
return (0);
@ -676,8 +676,10 @@ get_hmac_key(int step, int block)
new->step = step;
new->block = block;
new->key = new_key;
if (dst_sign_data(SIG_MODE_INIT, new_key, &new->ctx, NULL, 0, NULL, 0))
if (dst_sign_data(SIG_MODE_INIT, new_key, &new->ctx, NULL, 0, NULL, 0)) {
SAFE_FREE(new);
return (NULL);
}
return (new);
}
@ -821,8 +823,10 @@ dst_s_random(u_char *output, unsigned size)
DST_HASH_SIZE *
DST_NUM_HASHES);
my_work->file_digest = NULL;
if (my_work->output == NULL)
if (my_work->output == NULL) {
SAFE_FREE(my_work);
return (n);
}
memset(my_work->output, 0x0, my_work->needed);
/* allocate upto 4 different HMAC hash functions out of order */
#if DST_NUM_HASHES >= 3
@ -835,8 +839,17 @@ dst_s_random(u_char *output, unsigned size)
my_work->hash[3] = get_hmac_key(5, DST_RANDOM_BLOCK_SIZE / 4);
#endif
my_work->hash[0] = get_hmac_key(1, DST_RANDOM_BLOCK_SIZE);
if (my_work->hash[0] == NULL) /* if failure bail out */
if (my_work->hash[0] == NULL) { /* if failure bail out */
for (i = 1; i < DST_NUM_HASHES; i++) {
if (my_work->hash[i] != NULL) {
dst_free_key(my_work->hash[i]->key);
SAFE_FREE(my_work->hash[i]);
}
}
SAFE_FREE(my_work->output);
SAFE_FREE(my_work);
return (n);
}
s = own_random(my_work);
/* if more generated than needed store it for future use */
if (s >= my_work->needed) {
@ -846,6 +859,9 @@ dst_s_random(u_char *output, unsigned size)
n += my_work->needed;
/* saving unused data for next time */
unused = s - my_work->needed;
if (unused > sizeof(old_unused)) {
unused = sizeof(old_unused);
}
memcpy(old_unused, &my_work->output[my_work->needed],
unused);
} else {
@ -857,9 +873,11 @@ dst_s_random(u_char *output, unsigned size)
/* delete the allocated work area */
for (i = 0; i < DST_NUM_HASHES; i++) {
if (my_work->hash[i] != NULL) {
dst_free_key(my_work->hash[i]->key);
SAFE_FREE(my_work->hash[i]);
}
}
SAFE_FREE(my_work->output);
SAFE_FREE(my_work);
}
@ -892,7 +910,7 @@ dst_s_semi_random(u_char *output, unsigned size)
prand_hash *hash;
unsigned out = 0;
unsigned i;
int n;
int n, res;
if (output == NULL || size <= 0)
return (-2);
@ -941,9 +959,13 @@ dst_s_semi_random(u_char *output, unsigned size)
for (n = 0; n < DST_NUMBER_OF_COUNTERS; n++)
i = (int) counter[n]++;
i = dst_sign_data(SIG_MODE_ALL, my_key, NULL,
res = dst_sign_data(SIG_MODE_ALL, my_key, NULL,
(u_char *) counter, hb_size,
semi_old, sizeof(semi_old));
if (res < 0) {
return res;
}
i = (unsigned) res;
if (i != hb_size)
EREPORT(("HMAC SIGNATURE FAILURE %d\n", i));
cnt++;

7
omapip/buffer.c
View File

@ -3,7 +3,8 @@
Buffer access functions for the object management protocol... */
/*
* Copyright (c) 2004,2005,2007,2009 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2009,2012 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2004,2005,2007 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 1999-2003 by Internet Software Consortium
*
* Permission to use, copy, modify, and distribute this software for any
@ -279,9 +280,7 @@ isc_result_t omapi_connection_copyin (omapi_object_t *h,
int sig_flags = SIG_MODE_UPDATE;
omapi_connection_object_t *c;
/* Make sure len is valid. */
if (len < 0)
return DHCP_R_INVALIDARG;
/* no need to verify len as it's unsigned */
if (!h || h -> type != omapi_type_connection)
return DHCP_R_INVALIDARG;
c = (omapi_connection_object_t *)h;

25
omapip/connection.c
View File

@ -3,7 +3,7 @@
Subroutines for dealing with connections. */
/*
* Copyright (c) 2009-2011 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2009-2012 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2004,2007 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 1999-2003 by Internet Software Consortium
*
@ -396,23 +396,24 @@ static void trace_connect_input (trace_type_t *ttype,
/* Find the matching connect object, if there is one. */
omapi_array_foreach_begin (omapi_connections,
omapi_connection_object_t, lp) {
for (i = 0; (lp -> connect_list &&
i < lp -> connect_list -> count); i++) {
for (i = 0; (lp->connect_list &&
i < lp->connect_list->count); i++) {
if (!memcmp (&remote.sin_addr,
&lp -> connect_list -> addresses [i].address,
&lp->connect_list->addresses[i].address,
sizeof remote.sin_addr) &&
(ntohs (remote.sin_port) ==
lp -> connect_list -> addresses [i].port))
lp -> state = omapi_connection_connected;
lp -> remote_addr = remote;
lp -> remote_addr.sin_family = AF_INET;
omapi_addr_list_dereference (&lp -> connect_list, MDL);
lp -> index = connect_index;
status = omapi_signal_in ((omapi_object_t *)lp,
lp->connect_list->addresses[i].port)) {
lp->state = omapi_connection_connected;
lp->remote_addr = remote;
lp->remote_addr.sin_family = AF_INET;
omapi_addr_list_dereference(&lp->connect_list, MDL);
lp->index = connect_index;
status = omapi_signal_in((omapi_object_t *)lp,
"connect");
omapi_connection_dereference (&lp, MDL);
return;
}
}
} omapi_array_foreach_end (omapi_connections,
omapi_connection_object_t, lp);
@ -628,7 +629,7 @@ isc_result_t omapi_connection_connect (omapi_object_t *h)
static isc_result_t omapi_connection_connect_internal (omapi_object_t *h)
{
int error;
int error = 0;
omapi_connection_object_t *c;
socklen_t sl;
isc_result_t status;

9
omapip/listener.c
View File

@ -84,7 +84,14 @@ isc_result_t omapi_listen_addr (omapi_object_t *h,
obj = (omapi_listener_object_t *)0;
status = omapi_listener_allocate (&obj, MDL);
if (status != ISC_R_SUCCESS)
return status;
/*
* we could simply return here but by going to
* error_exit we keep the code check tools happy
* without removing the NULL check on obj at
* the exit, which we could skip curently but
* might want in the future.
*/
goto error_exit;
obj->socket = -1;
/* Connect this object to the inner object. */

15
omapip/protocol.c
View File

@ -354,7 +354,7 @@ isc_result_t omapi_protocol_signal_handler (omapi_object_t *h,
omapi_protocol_object_t *p;
omapi_object_t *c;
omapi_message_object_t *m;
omapi_value_t *signature;
omapi_value_t *signature = NULL;
u_int16_t nlen;
u_int32_t vlen;
u_int32_t th;
@ -680,7 +680,6 @@ isc_result_t omapi_protocol_signal_handler (omapi_object_t *h,
case omapi_protocol_signature_wait:
if (p -> message -> id_object) {
/* Compute the signature of the message. */
signature = (omapi_value_t *)0;
status = omapi_get_value_str (c, (omapi_object_t *)0,
"input-signature",
&signature);
@ -707,7 +706,9 @@ isc_result_t omapi_protocol_signal_handler (omapi_object_t *h,
p -> message -> authlen);
if (status != ISC_R_SUCCESS) {
if (signature != NULL) {
omapi_value_dereference (&signature, MDL);
}
omapi_disconnect (c, 1);
return ISC_R_NOMEMORY;
}
@ -726,7 +727,9 @@ isc_result_t omapi_protocol_signal_handler (omapi_object_t *h,
p->verify_result = DHCP_R_INVALIDKEY;
}
if (signature != NULL) {
omapi_value_dereference (&signature, MDL);
}
/* Process the message. */
message_done:
@ -860,10 +863,10 @@ isc_result_t omapi_protocol_set_value (omapi_object_t *h,
p = (omapi_protocol_object_t *)h;
if (omapi_ds_strcmp (name, "default-authenticator") == 0) {
if (value -> type != omapi_datatype_object)
if (!value || value -> type != omapi_datatype_object)
return DHCP_R_INVALIDARG;
if (!value || !value -> u.object) {
if (!value -> u.object) {
p -> default_auth = (omapi_remote_auth_t *)0;
} else {
for (r = p -> remote_auth_list; r; r = r -> next)
@ -987,7 +990,11 @@ isc_result_t omapi_protocol_configure_security (omapi_object_t *h,
l -> verify_auth = verify_auth;
l -> insecure = 0;
if (h -> outer != NULL) {
return omapi_listener_configure_security (h -> outer, verify_addr);
} else {
return DHCP_R_INVALIDARG;
}
}

11
omapip/support.c
View File

@ -3,7 +3,8 @@
Subroutines providing general support for objects. */
/*
* Copyright (c) 2004-2007,2009 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2009,2012 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2004-2007 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 1999-2003 by Internet Software Consortium
*
* Permission to use, copy, modify, and distribute this software for any
@ -551,8 +552,14 @@ isc_result_t omapi_object_update (omapi_object_t *obj, omapi_object_t *id,
if (status != ISC_R_SUCCESS && status != DHCP_R_UNCHANGED)
return status;
}
/*
* For now ignore the return value. I'm not sure if we want to
* generate an error if we can't set the handle value. If we
* do add a check we probably should allow unchanged and notfound
*/
if (handle)
omapi_set_int_value (obj, id, "remote-handle", (int)handle);
(void) omapi_set_int_value (obj, id, "remote-handle", (int)handle);
status = omapi_signal (obj, "updated");
if (status != ISC_R_NOTFOUND)
return status;

15
omapip/trace.c
View File

@ -5,6 +5,7 @@
transactions... */
/*
* Copyright (c) 2012 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2009-2010 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2004-2007 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2001-2003 by Internet Software Consortium
@ -235,6 +236,7 @@ isc_result_t trace_write_packet_iov (trace_type_t *ttype,
/* We have to swap out the data, because it may be read back on a
machine of different endianness. */
memset(&tmp, 0, sizeof(tmp));
tmp.type_index = htonl (ttype -> index);
tmp.when = htonl (time ((time_t *)0)); /* XXX */
tmp.length = htonl (length);
@ -690,27 +692,30 @@ isc_result_t trace_get_file (trace_type_t *ttype,
}
result = trace_get_next_packet (&ttype, tpkt, buf, len, &max);
if (result != ISC_R_SUCCESS) {
/* done with tpkt, free it */
dfree (tpkt, MDL);
if (*buf)
if (result != ISC_R_SUCCESS) {
if (*buf) {
dfree (*buf, MDL);
*buf = NULL;
}
return result;
}
/* Make sure the filename is right. */
if (strcmp (filename, *buf)) {
log_error ("Read file %s when expecting %s", *buf, filename);
dfree (*buf, MDL);
*buf = NULL;
status = fsetpos (traceinfile, &curpos);
if (status < 0) {
log_error ("fsetpos in tracefile failed: %m");
dfree (tpkt, MDL);
dfree (*buf, MDL);
return DHCP_R_PROTOCOLERROR;
}
return ISC_R_UNEXPECTEDTOKEN;
}
dfree (tpkt, MDL);
return ISC_R_SUCCESS;
}
#endif /* TRACING */

17
relay/dhcrelay.c
View File

@ -3,7 +3,7 @@
DHCP/BOOTP Relay Agent. */
/*
* Copyright(c) 2004-2011 by Internet Systems Consortium, Inc.("ISC")
* Copyright(c) 2004-2012 by Internet Systems Consortium, Inc.("ISC")
* Copyright(c) 1997-2003 by Internet Software Consortium
*
* Permission to use, copy, modify, and distribute this software for any
@ -257,13 +257,19 @@ main(int argc, char **argv) {
local_family_set = 1;
local_family = AF_INET;
#endif
if (++i == argc) {
usage();
}
if (strlen(argv[i]) >= sizeof(tmp->name)) {
log_fatal("%s: interface name too long "
"(is %ld)",
argv[i], (long)strlen(argv[i]));
}
status = interface_allocate(&tmp, MDL);
if (status != ISC_R_SUCCESS)
if (status != ISC_R_SUCCESS) {
log_fatal("%s: interface_allocate: %s",
argv[i],
isc_result_totext(status));
if (++i == argc) {
usage();
}
strcpy(tmp->name, argv[i]);
interface_snorf(tmp, INTERFACE_REQUESTED);
@ -608,10 +614,11 @@ do_relay4(struct interface_info *ip, struct dhcp_packet *packet,
for (i = 0 ; i < out->address_count ; i++ ) {
if (out->addresses[i].s_addr ==
packet->giaddr.s_addr)
packet->giaddr.s_addr) {
i = -1;
break;
}
}
if (i == -1)
break;

5
server/class.c
View File

@ -3,7 +3,8 @@
Handling for client classes. */
/*
* Copyright (c) 2004,2007,2009 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2009,2012 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2004,2007 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 1998-2003 by Internet Software Consortium
*
* Permission to use, copy, modify, and distribute this software for any
@ -185,7 +186,7 @@ int check_collection (packet, lease, collection)
}
memset (nc -> billed_leases, 0,
(nc -> lease_limit *
sizeof nc -> billed_leases));
sizeof (struct lease *)));
}
data_string_copy (&nc -> hash_string, &data,
MDL);

13
server/confpars.c
View File

@ -1046,7 +1046,6 @@ void parse_failover_peer (cfile, group, type)
if (hba_len != 32) {
parse_warn (cfile,
"HBA must be exactly 32 bytes.");
dfree (hba, MDL);
break;
}
make_hba:
@ -2123,7 +2122,7 @@ int parse_class_declaration (cp, cfile, group, type)
log_fatal ("no memory for billing");
memset (class -> billed_leases, 0,
(class -> lease_limit *
sizeof class -> billed_leases));
sizeof (struct lease *)));
}
data_string_copy (&class -> hash_string, &data, MDL);
if (!pc -> hash &&
@ -2319,7 +2318,7 @@ int parse_class_declaration (cp, cfile, group, type)
log_fatal ("no memory for billed leases.");
memset (class -> billed_leases, 0,
(class -> lease_limit *
sizeof class -> billed_leases));
sizeof (struct lease *)));
have_billing_classes = 1;
parse_semi (cfile);
} else {
@ -2383,7 +2382,9 @@ void parse_shared_net_declaration (cfile, group)
if (status != ISC_R_SUCCESS)
log_fatal ("Can't allocate shared subnet: %s",
isc_result_totext (status));
clone_group (&share -> group, group, MDL);
if (clone_group (&share -> group, group, MDL) == 0) {
log_fatal ("Can't clone group for shared net");
}
shared_network_reference (&share -> group -> shared_network,
share, MDL);
@ -2794,9 +2795,9 @@ void parse_group_declaration (cfile, group)
val, isc_result_totext(status));
group_reference(&t->group, g, MDL);
t->name = name;
/* no need to include deletedp as it's handled above */
t->flags = ((staticp ? GROUP_OBJECT_STATIC : 0) |
(dynamicp ? GROUP_OBJECT_DYNAMIC : 0) |
(deletedp ? GROUP_OBJECT_DELETED : 0));
(dynamicp ? GROUP_OBJECT_DYNAMIC : 0));
supersede_group(t, 0);
}
if (t != NULL)

3
server/db.c
View File

@ -66,10 +66,9 @@ write_binding_scope(FILE *db_file, struct binding *bnd, char *prepend) {
errno = 0;
fprintf(db_file, "%sset %s = \"%s\";",
prepend, bnd->name, s);
dfree(s, MDL);
if (errno)
return ISC_R_FAILURE;
dfree(s, MDL);
} else {
return ISC_R_FAILURE;
}

7
server/ddns.c
View File

@ -1093,7 +1093,12 @@ ddns_update_lease_ptr(struct lease *lease,
{
char ddns_address[MAX_ADDRESS_STRING_LEN];
sprintf(ddns_address, "unknown");
if (ddns_cb) {
if (ddns_cb == NULL) {
log_info("%s(%d): No control block for lease update",
file, line);
return (ISC_R_FAILURE);
}
else {
strncpy(ddns_address, piaddr(ddns_cb->address),
MAX_ADDRESS_STRING_LEN);
}

7
server/dhcpv6.c
View File

@ -572,6 +572,7 @@ valid_client_info_req(struct packet *packet, struct data_string *server_id) {
ret_val = 0;
memset(server_id, 0, sizeof(*server_id));
memset(&client_id, 0, sizeof(client_id));
/*
* Make a string that we can print out to give more
@ -2680,10 +2681,12 @@ find_client_temporaries(struct reply_state *reply) {
if (status != ISC_R_SUCCESS) {
goto cleanup;
}
if (reply->lease != NULL) {
/*
* reply->lease can't be null as we use it above
* add check if that changes
*/
iasubopt_dereference(&reply->lease, MDL);
}
}
cleanup:
if (reply->lease != NULL) {

4
server/failover.c
View File

@ -5046,7 +5046,7 @@ failover_lease_is_better(dhcp_failover_state_t *state, struct lease *lease,
isc_result_t dhcp_failover_process_bind_update (dhcp_failover_state_t *state,
failover_message_t *msg)
{
struct lease *lt, *lease;
struct lease *lt = NULL, *lease = NULL;
struct iaddr ia;
int reason = FTR_MISC_REJECT;
const char *message;
@ -5067,8 +5067,6 @@ isc_result_t dhcp_failover_process_bind_update (dhcp_failover_state_t *state,
ia.len = sizeof msg -> assigned_addr;
memcpy (ia.iabuf, &msg -> assigned_addr, ia.len);
lease = (struct lease *)0;
lt = (struct lease *)0;
if (!find_lease_by_ip_addr (&lease, ia, MDL)) {
message = "unknown IP address";
reason = FTR_ILLEGAL_IP_ADDR;

2
server/ldap.c
View File

@ -1988,7 +1988,7 @@ find_subclass_in_ldap (struct class *class, struct class **newclass,
return (0);
}
memset ((*newclass)->billed_leases, 0,
((*newclass)->lease_limit * sizeof (*newclass)->billed_leases));
((*newclass)->lease_limit * sizeof (struct lease *)));
}
data_string_copy (&(*newclass)->hash_string, data, MDL);

31
server/mdb.c
View File

@ -308,16 +308,13 @@ isc_result_t enter_host (hd, dynamicp, commit)
/* See if there's a statement that sets the client identifier.
This is a kludge - the client identifier really shouldn't be
set with an executable statement. */
esp = (struct executable_statement *)0;
if (executable_statement_foreach (hd -> group -> statements,
esp = NULL;
if (executable_statement_foreach (hd->group->statements,
find_uid_statement, &esp, 0)) {
evaluate_option_cache (&hd -> client_identifier,
(struct packet *)0,
(struct lease *)0,
(struct client_state *)0,
(struct option_state *)0,
(struct option_state *)0, &global_scope,
esp -> data.option, MDL);
(void) evaluate_option_cache (&hd->client_identifier,
NULL, NULL, NULL, NULL, NULL,
&global_scope,
esp->data.option, MDL);
}
/* If we got a client identifier, hash this entry by
@ -1422,10 +1419,11 @@ int supersede_lease (comp, lease, commit, propogate, pimmediate)
void make_binding_state_transition (struct lease *lease)
{
#if defined (FAILOVER_PROTOCOL)
dhcp_failover_state_t *peer;
if (lease && lease -> pool && lease -> pool -> failover_peer)
if (lease -> pool && lease -> pool -> failover_peer)
peer = lease -> pool -> failover_peer;
else
peer = (dhcp_failover_state_t *)0;
@ -1572,17 +1570,18 @@ void make_binding_state_transition (struct lease *lease)
case FTS_RELEASED:
case FTS_ABANDONED:
case FTS_RESET:
lease -> next_binding_state = FTS_FREE;
lease->next_binding_state = FTS_FREE;
#if defined(FAILOVER_PROTOCOL)
/* If we are not in partner_down, leases don't go from
EXPIRED to FREE on a timeout - only on an update.
If we're in partner_down, they expire at mclt past
the time we entered partner_down. */
if (lease -> pool -> failover_peer &&
lease -> pool -> failover_peer -> me.state == partner_down)
lease -> tsfp =
(lease -> pool -> failover_peer -> me.stos +
lease -> pool -> failover_peer -> mclt);
if ((lease->pool != NULL) &&
(lease->pool->failover_peer != NULL) &&
(lease->pool->failover_peer->me.state == partner_down))
lease->tsfp =
(lease->pool->failover_peer->me.stos +
lease->pool->failover_peer->mclt);
#endif /* FAILOVER_PROTOCOL */
break;

4
server/omapi.c
View File

@ -1690,7 +1690,6 @@ isc_result_t dhcp_pool_signal_handler (omapi_object_t *h,
{
/* h should point to (struct pool *) */
isc_result_t status;
int updatep = 0;
if (h -> type != dhcp_type_pool)
return DHCP_R_INVALIDARG;
@ -1704,8 +1703,7 @@ isc_result_t dhcp_pool_signal_handler (omapi_object_t *h,
if (status == ISC_R_SUCCESS)
return status;
}
if (updatep)
return ISC_R_SUCCESS;
return ISC_R_NOTFOUND;
}