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[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>
This commit is contained in:
Patrick McHardy 2006-03-12 20:40:43 -08:00 committed by David S. Miller
parent baa829d892
commit 31fe4d3317
1 changed files with 1 additions and 1 deletions
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2
net/ipv4/netfilter/arp_tables.c
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@ -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);