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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2017-02-01 09:46:32 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-02-01 18:27:33 +0100 |
| commit | 63117f09c768be05a0bf465911297dc76394f686 (patch) | |
| tree | a2166cb4e01de094eded74b5b38d24bb168597ee /net/ipv6/ip6_tunnel.c | |
| parent | net: fix ndo_features_check/ndo_fix_features comment ordering (diff) | |
| download | linux-63117f09c768be05a0bf465911297dc76394f686.tar.xz linux-63117f09c768be05a0bf465911297dc76394f686.zip | |
ipv6: pointer math error in ip6_tnl_parse_tlv_enc_lim()
Casting is a high precedence operation but "off" and "i" are in terms of
bytes so we need to have some parenthesis here.
Fixes: fbfa743a9d2a ("ipv6: fix ip6_tnl_parse_tlv_enc_lim()")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ip6_tunnel.c')
| -rw-r--r-- | net/ipv6/ip6_tunnel.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index ff8ee06491c3..75fac933c209 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -441,7 +441,7 @@ __u16 ip6_tnl_parse_tlv_enc_lim(struct sk_buff *skb, __u8 *raw) if (i + sizeof(*tel) > optlen) break; - tel = (struct ipv6_tlv_tnl_enc_lim *) skb->data + off + i; + tel = (struct ipv6_tlv_tnl_enc_lim *)(skb->data + off + i); /* return index of option if found and valid */ if (tel->type == IPV6_TLV_TNL_ENCAP_LIMIT && tel->length == 1) |