Commit 31fe4d33 authored Mar 12, 2006 by Patrick McHardy Committed by David S. Miller Mar 12, 2006

[NETFILTER]: arp_tables: fix NULL pointer dereference



The check is wrong and lets NULL-ptrs slip through since !IS_ERR(NULL)
is true.

Coverity #190

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent baa829d8

net/ipv4/netfilter/arp_tables.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -771,7 +771,7 @@ static int get_entries(const struct arpt_get_entries *entries,
		struct arpt_table *t;

		t = xt_find_table_lock(NF_ARP, entries->name);
		if (t \|\| !IS_ERR(t)) {
		if (t && !IS_ERR(t)) {
		struct xt_table_info *private = t->private;
		duprintf("t->private->number = %u\n",
		private->number);