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| author | Sabrina Dubroca <sd@queasysnail.net> | 2014-10-21 11:08:21 +0200 |
|---|---|---|
| committer | Luis Henriques <luis.henriques@canonical.com> | 2014-11-14 15:20:04 +0000 |
| commit | 6f58d06bb5c0c9466edc90e917910058c7728e4a (patch) | |
| tree | 2c88ce85e348eb7debc232a452531c680a615be1 /net | |
| parent | 4d7f8c90dda8d458b4ad169090d4fe2ef0e80a51 (diff) | |
| download | linux-stable-6f58d06bb5c0c9466edc90e917910058c7728e4a.tar.gz linux-stable-6f58d06bb5c0c9466edc90e917910058c7728e4a.tar.bz2 linux-stable-6f58d06bb5c0c9466edc90e917910058c7728e4a.zip | |
netfilter: nf_tables: check for NULL in nf_tables_newchain pcpu stats allocation
commit c123bb7163043bb8f33858cf8e45b01c17dbd171 upstream.
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>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/netfilter/nf_tables_api.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 62101ed0d2af..594afb3e7c40 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -1102,10 +1102,10 @@ 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); } |