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-rw-r--r--net/ipv4/xfrm4_mode_beet.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/net/ipv4/xfrm4_mode_beet.c b/net/ipv4/xfrm4_mode_beet.c
index 89cf59ea7bb..16efc66a7c3 100644
--- a/net/ipv4/xfrm4_mode_beet.c
+++ b/net/ipv4/xfrm4_mode_beet.c
@@ -42,10 +42,9 @@ static int xfrm4_beet_output(struct xfrm_state *x, struct sk_buff *skb)
skb->nh.raw = skb_push(skb, x->props.header_len + hdrlen);
top_iph = skb->nh.iph;
- hdrlen = iph->ihl * 4 - optlen;
- skb->h.raw += hdrlen;
+ skb->h.raw += sizeof(*iph) - hdrlen;
- memmove(top_iph, iph, hdrlen);
+ memmove(top_iph, iph, sizeof(*iph));
if (unlikely(optlen)) {
struct ip_beet_phdr *ph;