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- A memory leak in the minires_nsendsigned() function call was repaired.

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Effectively, this leaked ~80 bytes per DDNS update.  [ISC-Bugs #16770]
This commit is contained in:
David Hankins 2007-03-27 03:08:13 +00:00
parent 75ab3070cc
commit d69fb6a8d4
2 changed files with 11 additions and 2 deletions
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3
RELNOTES
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@ -195,6 +195,9 @@ the README file.
- A reference leak on binding scopes set by ddns updates was repaired.
- A memory leak in the minires_nsendsigned() function call was repaired.
Effectively, this leaked ~80 bytes per DDNS update.
Changes since 3.0.5rc1
- A bug was repaired in fixes to the dhclient, which sought to run the

10
minires/res_sendsigned.c
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 2004,2007 by Internet Systems Consortium, Inc. ("ISC")
* Copyright (c) 1995-2003 by Internet Software Consortium
*
* Permission to use, copy, modify, and distribute this software for any
@ -67,8 +67,10 @@ res_nsendsigned(res_state statp,
bufsize = msglen + 1024;
newmsg = (double *) malloc(bufsize);
if (newmsg == NULL)
if (newmsg == NULL) {
free(nstatp);
return ISC_R_NOMEMORY;
}
memcpy(newmsg, msg, msglen);
newmsglen = msglen;
@ -91,6 +93,7 @@ res_nsendsigned(res_state statp,
NOERROR, dstkey, NULL, 0,
sig, &siglen, 0);
if (rcode != ISC_R_SUCCESS) {
dst_free_key(dstkey);
free (nstatp);
free (newmsg);
return rcode;
@ -107,6 +110,7 @@ retry:
rcode = res_nsend(nstatp, newmsg, newmsglen, answer, anslen, &ret);
if (rcode != ISC_R_SUCCESS) {
dst_free_key(dstkey);
free (nstatp);
free (newmsg);
return rcode;
@ -119,6 +123,7 @@ retry:
if (rcode != ISC_R_SUCCESS) {
Dprint(nstatp->pfcode & RES_PRF_REPLY,
(stdout, ";; TSIG invalid (%s)\n", p_rcode(ret)));
dst_free_key(dstkey);
free (nstatp);
free (newmsg);
return rcode;
@ -132,6 +137,7 @@ retry:
goto retry;
}
dst_free_key(dstkey);
free (nstatp);
free (newmsg);
*anssize = anslen;