1 files changed, 4 insertions, 2 deletions

diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index 66204007d7ac..5209b5ed2a64 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -56,7 +56,8 @@ static inline int virtio_net_hdr_to_skb(struct sk_buff *skb,
 
 static inline int virtio_net_hdr_from_skb(const struct sk_buff *skb,
                                           struct virtio_net_hdr *hdr,
-                                          bool little_endian)
+                                          bool little_endian,
+                                          bool has_data_valid)
 {
         memset(hdr, 0, sizeof(*hdr));   /* no info leak */
 
@@ -91,7 +92,8 @@ static inline int virtio_net_hdr_from_skb(const struct sk_buff *skb,
                                 skb_checksum_start_offset(skb));
                 hdr->csum_offset = __cpu_to_virtio16(little_endian,
                                 skb->csum_offset);
-        } else if (skb->ip_summed == CHECKSUM_UNNECESSARY) {
+        } else if (has_data_valid &&
+                   skb->ip_summed == CHECKSUM_UNNECESSARY) {
                 hdr->flags = VIRTIO_NET_HDR_F_DATA_VALID;
         } /* else everything is zero */