svn commit: r203279 - user/luigi/ipfw3-head/sys/netinet/ipfw
Luigi Rizzo
luigi at FreeBSD.org
Sun Jan 31 12:20:29 UTC 2010
Author: luigi
Date: Sun Jan 31 12:20:29 2010
New Revision: 203279
URL: http://svn.freebsd.org/changeset/base/203279
Log:
don't panic if passed a NULL pointer to dn_ht_entries()
Modified:
user/luigi/ipfw3-head/sys/netinet/ipfw/dn_heap.c
Modified: user/luigi/ipfw3-head/sys/netinet/ipfw/dn_heap.c
==============================================================================
--- user/luigi/ipfw3-head/sys/netinet/ipfw/dn_heap.c Sun Jan 31 12:07:13 2010 (r203278)
+++ user/luigi/ipfw3-head/sys/netinet/ipfw/dn_heap.c Sun Jan 31 12:20:29 2010 (r203279)
@@ -392,7 +392,7 @@ dn_ht_free(struct dn_ht *ht, int flags)
int
dn_ht_entries(struct dn_ht *ht)
{
- return ht->entries;
+ return ht ? ht->entries : 0;
}
/* lookup and optionally create or delete element */
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