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explitictly REQUIRE that reqaddr is non-null in dns_acl_match

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David Lawrence
2000-03-14 04:01:52 +00:00
parent 06671f242e
commit d8d0c5b1bc
1 changed files with 2 additions and 0 deletions
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2
lib/dns/acl.c
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@@ -139,6 +139,7 @@ dns_acl_match(isc_netaddr_t *reqaddr,
unsigned int i;
int indirectmatch;
REQUIRE(reqaddr != NULL);
REQUIRE(matchelt == NULL || *matchelt == NULL);
for (i = 0; i < acl->length; i++) {
@@ -173,6 +174,7 @@ dns_acl_match(isc_netaddr_t *reqaddr,
* "no match".
* That way, a negated indirect ACL will never become
* a surprise positive match through double negation.
* XXXDCL this should be documented.
*/
if (indirectmatch > 0)
goto matched;