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| author |   Dan Carpenter <dan.carpenter@oracle.com> | 2016-10-12 09:09:12 +0300 |
|---|---|---|
| committer |   Pablo Neira Ayuso <pablo@netfilter.org> | 2016-10-17 17:43:54 +0200 |
| commit | 21a9e0f1568eaa0aad970c06e4cc8d77de8d9fa1 (patch) | |
| tree | b06a3dfbb03efdc1fc29d135cf28bae9f230e8c7 /net/netfilter/nft_exthdr.c | |
| parent | netfilter: nf_tables: underflow in nft_parse_u32_check() (diff) | |
| download | linux-dev-21a9e0f1568eaa0aad970c06e4cc8d77de8d9fa1.tar.xz linux-dev-21a9e0f1568eaa0aad970c06e4cc8d77de8d9fa1.zip | |
netfilter: nft_exthdr: fix error handling in nft_exthdr_init()
"err" needs to be signed for the error handling to work.
Fixes: 36b701fae12a ('netfilter: nf_tables: validate maximum value of u32 netlink attributes')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nft_exthdr.c')
| -rw-r--r-- | net/netfilter/nft_exthdr.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/netfilter/nft_exthdr.c b/net/netfilter/nft_exthdr.c index a84cf3d66056..47beb3abcc9d 100644 --- a/net/netfilter/nft_exthdr.c +++ b/net/netfilter/nft_exthdr.c @@ -59,7 +59,8 @@ static int nft_exthdr_init(const struct nft_ctx *ctx, const struct nlattr * const tb[]) { struct nft_exthdr *priv = nft_expr_priv(expr); - u32 offset, len, err; + u32 offset, len; + int err; if (tb[NFTA_EXTHDR_DREG] == NULL || tb[NFTA_EXTHDR_TYPE] == NULL || |