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-rw-r--r--net/ipv4/udp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index ce6c46034314..fc620a7c1db4 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1215,6 +1215,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
if (ulen < sizeof(*uh) || pskb_trim_rcsum(skb, ulen))
goto short_packet;
+ uh = skb->h.uh;
udp4_csum_init(skb, uh);