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author | Peng Wu <wupeng58@huawei.com> | 2022-11-01 01:37:28 +0000 |
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committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2022-11-01 12:11:01 +0100 |
commit | 7394c2dd62dec8bdbe347d195c2dc1b332cc9ec5 (patch) | |
tree | f99ac292491995569e66aaf1437af07f654cedaf /net | |
parent | 66394126bf2045d25b70c9327a6372186bba7d66 (diff) | |
download | linux-stable-7394c2dd62dec8bdbe347d195c2dc1b332cc9ec5.tar.gz linux-stable-7394c2dd62dec8bdbe347d195c2dc1b332cc9ec5.tar.bz2 linux-stable-7394c2dd62dec8bdbe347d195c2dc1b332cc9ec5.zip |
netfilter: nft_inner: fix return value check in nft_inner_parse_l2l3()
In nft_inner_parse_l2l3(), the return value of skb_header_pointer() is
'veth' instead of 'eth' when case 'htons(ETH_P_8021Q)' and fix it.
Fixes: 3a07327d10a0 ("netfilter: nft_inner: support for inner tunnel header matching")
Signed-off-by: Peng Wu <wupeng58@huawei.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r-- | net/netfilter/nft_inner.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/netfilter/nft_inner.c b/net/netfilter/nft_inner.c index eae7caeff316..809f0d0787ec 100644 --- a/net/netfilter/nft_inner.c +++ b/net/netfilter/nft_inner.c @@ -72,7 +72,7 @@ static int nft_inner_parse_l2l3(const struct nft_inner *priv, break; case htons(ETH_P_8021Q): veth = skb_header_pointer(pkt->skb, off, sizeof(_veth), &_veth); - if (!eth) + if (!veth) return -1; outer_llproto = veth->h_vlan_encapsulated_proto; |