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[IPV4]: Fix memory leak on error path during FIB initialization. 

net->ipv4.fib_table_hash is not freed when fib4_rules_init failed.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Denis V. Lunev 2008-01-31 18:44:53 -08:00 committed by David S. Miller
parent 3ed5df445e
commit dce5cbeec3
1 changed files with 9 additions and 1 deletions
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10
net/ipv4/fib_frontend.c
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@ -975,6 +975,7 @@ static struct notifier_block fib_netdev_notifier = {
static int __net_init ip_fib_net_init(struct net *net)
{
int err;
unsigned int i;
net->ipv4.fib_table_hash = kzalloc(
@ -985,7 +986,14 @@ static int __net_init ip_fib_net_init(struct net *net)
for (i = 0; i < FIB_TABLE_HASHSZ; i++)
INIT_HLIST_HEAD(&net->ipv4.fib_table_hash[i]);
return fib4_rules_init(net);
err = fib4_rules_init(net);
if (err < 0)
goto fail;
return 0;
fail:
kfree(net->ipv4.fib_table_hash);
return err;
}
static void __net_exit ip_fib_net_exit(struct net *net)