1 files changed, 5 insertions, 0 deletions

diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index bfaefe560b5c..e5ef7c38c934 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2024,6 +2024,11 @@ static inline int udp4_csum_init(struct sk_buff *skb, struct udphdr *uh,
                 err = udplite_checksum_init(skb, uh);
                 if (err)
                         return err;
+
+                if (UDP_SKB_CB(skb)->partial_cov) {
+                        skb->csum = inet_compute_pseudo(skb, proto);
+                        return 0;
+                }
         }
 
         /* Note, we are only interested in != 0 or == 0, thus the