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authorDan Carpenter <dan.carpenter@oracle.com>2017-02-01 11:46:32 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-02-18 16:39:26 +0100
commit3f5b5134ec7c9418415e4e660adebe6c6ec112fd (patch)
treece741b57465c8c5d8d67a12cc9add135418bfa5c /net
parent41e07a7e01d951cfd4c9a7dac90c921269d89513 (diff)
ipv6: pointer math error in ip6_tnl_parse_tlv_enc_lim()
[ Upstream commit 63117f09c768be05a0bf465911297dc76394f686 ] 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/ip6_tunnel.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 3fed666b95ae..6c6161763c2f 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -520,7 +520,7 @@ __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)