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Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/ipcomp.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index 8e243589045..3ed8b57a100 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -80,15 +80,12 @@ out:
static int ipcomp_input(struct xfrm_state *x, struct sk_buff *skb)
{
- int err = 0;
+ int err = -ENOMEM;
struct iphdr *iph;
struct ip_comp_hdr *ipch;
- if ((skb_is_nonlinear(skb) || skb_cloned(skb)) &&
- skb_linearize(skb, GFP_ATOMIC) != 0) {
- err = -ENOMEM;
+ if (skb_linearize_cow(skb))
goto out;
- }
skb->ip_summed = CHECKSUM_NONE;
@@ -158,10 +155,8 @@ static int ipcomp_output(struct xfrm_state *x, struct sk_buff *skb)
goto out_ok;
}
- if ((skb_is_nonlinear(skb) || skb_cloned(skb)) &&
- skb_linearize(skb, GFP_ATOMIC) != 0) {
+ if (skb_linearize_cow(skb))
goto out_ok;
- }
err = ipcomp_compress(x, skb);
iph = skb->nh.iph;