X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=net%2Fcore%2Fnetpoll.c;h=f9f40b932e4b855fc1a4dc3b3c74620efdc4f970;hb=da7de70e5098b7b01c17ea8ac46086ac9154576e;hp=3d84fb9d88739629b32c77f1a1d77c7f55ad7630;hpb=f0f3680e50352c57b6cfc5b0d44d63bb0aa20f80;p=karo-tx-linux.git

diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 3d84fb9d8873..f9f40b932e4b 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -362,22 +362,23 @@ EXPORT_SYMBOL(netpoll_send_skb_on_dev);
 
 void netpoll_send_udp(struct netpoll *np, const char *msg, int len)
 {
-	int total_len, eth_len, ip_len, udp_len;
+	int total_len, ip_len, udp_len;
 	struct sk_buff *skb;
 	struct udphdr *udph;
 	struct iphdr *iph;
 	struct ethhdr *eth;
 
 	udp_len = len + sizeof(*udph);
-	ip_len = eth_len = udp_len + sizeof(*iph);
-	total_len = eth_len + ETH_HLEN + NET_IP_ALIGN;
+	ip_len = udp_len + sizeof(*iph);
+	total_len = ip_len + LL_RESERVED_SPACE(np->dev);
 
-	skb = find_skb(np, total_len, total_len - len);
+	skb = find_skb(np, total_len + np->dev->needed_tailroom,
+		       total_len - len);
 	if (!skb)
 		return;
 
 	skb_copy_to_linear_data(skb, msg, len);
-	skb->len += len;
+	skb_put(skb, len);
 
 	skb_push(skb, sizeof(*udph));
 	skb_reset_transport_header(skb);