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xen-netback: fix fragments error handling in checksum_setup_ip()

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Fix to return -EPROTO error if fragments detected in checksum_setup_ip().

Fixes: 1431fb31ec ('xen-netback: fix fragment detection in checksum setup')
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Paul Durrant <paul.durrant@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Wei Yongjun 2013-12-16 10:45:05 +08:00 committed by David S. Miller
parent 53385d2d1d
commit 7022ef8b2a
1 changed files with 3 additions and 0 deletions
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3
drivers/net/xen-netback/netback.c
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@ -1197,6 +1197,9 @@ static int checksum_setup_ip(struct xenvif *vif, struct sk_buff *skb,
err = -EPROTO;
if (fragment)
goto out;
switch (ip_hdr(skb)->protocol) {
case IPPROTO_TCP:
err = maybe_pull_tail(skb,