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

[~andy/linux] / drivers / net / xen-netback / netback.c

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index e884ee1fe7edf7e3fa41dd9998eb00be8ecc6d08..27bbe58dcbe7bf424fdfd54a461af847836836eb 100644 (file)
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -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,