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esp4: remove assignment in if condition 

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Fabian Frederick 2014-11-04 22:54:36 +01:00 committed by David S. Miller
parent 90284c2bc9
commit 05006e8c59
1 changed files with 3 additions and 1 deletions
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4
net/ipv4/esp4.c
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@ -392,8 +392,10 @@ static int esp_input(struct xfrm_state *x, struct sk_buff *skb)
if (elen <= 0)
goto out;
if ((err = skb_cow_data(skb, 0, &trailer)) < 0)
err = skb_cow_data(skb, 0, &trailer);
if (err < 0)
goto out;
nfrags = err;
assoclen = sizeof(*esph);