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Diffstat (limited to 'net/ipv6/mip6.c')
-rw-r--r--net/ipv6/mip6.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c
index 0f9bdc5ee9f3..9ac01dc9402e 100644
--- a/net/ipv6/mip6.c
+++ b/net/ipv6/mip6.c
@@ -268,7 +268,8 @@ static int mip6_destopt_offset(struct xfrm_state *x, struct sk_buff *skb,
struct ipv6_opt_hdr *exthdr =
(struct ipv6_opt_hdr *)(ipv6_hdr(skb) + 1);
const unsigned char *nh = skb_network_header(skb);
- unsigned int packet_len = skb->tail - skb->network_header;
+ unsigned int packet_len = skb_tail_pointer(skb) -
+ skb_network_header(skb);
int found_rhdr = 0;
*nexthdr = &ipv6_hdr(skb)->nexthdr;
@@ -404,7 +405,8 @@ static int mip6_rthdr_offset(struct xfrm_state *x, struct sk_buff *skb,
struct ipv6_opt_hdr *exthdr =
(struct ipv6_opt_hdr *)(ipv6_hdr(skb) + 1);
const unsigned char *nh = skb_network_header(skb);
- unsigned int packet_len = skb->tail - skb->network_header;
+ unsigned int packet_len = skb_tail_pointer(skb) -
+ skb_network_header(skb);
int found_rhdr = 0;
*nexthdr = &ipv6_hdr(skb)->nexthdr;