diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index ea601f7ca2f8..61eec3e9ef66 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2917,6 +2917,8 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
 			goto out_free;
 	} else if (reserve) {
 		skb_reserve(skb, -reserve);
+		if (len < reserve)
+			skb_reset_network_header(skb);
 	}
 
 	/* Returns -EFAULT on error */