From: Sabrina Dubroca <[email protected]>
[ upstream commit b1bfa10aa994765b741c22342bad69215e2007f9 ]
alloc_percpu returns NULL on failure, not a negative error code.
Fixes: ff3cd7b3c922 ("netfilter: nf_tables: refactor chain statistic routines")
Cc: <[email protected]> # 3.16.x
Cc: <[email protected]> # 3.17.x
Signed-off-by: Sabrina Dubroca <[email protected]>
Signed-off-by: Pablo Neira Ayuso <[email protected]>
---
net/netfilter/nf_tables_api.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 65eb2a1..11ab4b0 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);
}
--
1.7.10.4
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