Commit 63117f09 authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller

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: fbfa743a ("ipv6: fix ip6_tnl_parse_tlv_enc_lim()")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Acked-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1a2a1444
...@@ -441,7 +441,7 @@ __u16 ip6_tnl_parse_tlv_enc_lim(struct sk_buff *skb, __u8 *raw) ...@@ -441,7 +441,7 @@ __u16 ip6_tnl_parse_tlv_enc_lim(struct sk_buff *skb, __u8 *raw)
if (i + sizeof(*tel) > optlen) if (i + sizeof(*tel) > optlen)
break; 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 */ /* return index of option if found and valid */
if (tel->type == IPV6_TLV_TNL_ENCAP_LIMIT && if (tel->type == IPV6_TLV_TNL_ENCAP_LIMIT &&
tel->length == 1) tel->length == 1)
......
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