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authorSabrina Dubroca <sd@queasysnail.net>2014-10-21 11:08:21 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2014-10-22 14:12:51 +0200
commitc123bb7163043bb8f33858cf8e45b01c17dbd171 (patch)
tree023d053dc015873ad17e6db1bdee08a190c4bba3 /net
parent0f9f5e1b83abd2b37c67658e02a6fc9001831fa5 (diff)
netfilter: nf_tables: check for NULL in nf_tables_newchain pcpu stats allocation
alloc_percpu returns NULL on failure, not a negative error code. Fixes: ff3cd7b3c922 ("netfilter: nf_tables: refactor chain statistic routines") Signed-off-by: Sabrina Dubroca <sd@queasysnail.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_tables_api.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 65eb2a1160d5..11ab4b078f3b 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -1328,10 +1328,10 @@ static int nf_tables_newchain(struct sock *nlsk, struct sk_buff *skb,
basechain->stats = stats;
} else {
stats = netdev_alloc_pcpu_stats(struct nft_stats);
- if (IS_ERR(stats)) {
+ if (stats == NULL) {
module_put(type->owner);
kfree(basechain);
- return PTR_ERR(stats);
+ return -ENOMEM;
}
rcu_assign_pointer(basechain->stats, stats);
}

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