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authorIngo Molnar <mingo@kernel.org>2012-06-20 14:22:32 +0200
committerIngo Molnar <mingo@kernel.org>2012-06-20 14:22:34 +0200
commit6a991acceedce3ca93caef8ba7af2468c9451614 (patch)
tree1997d71fc57bdebd12fc70a73070281614b52f15 /net/core/netpoll.c
parent70fb74a5420f9caa3e001d65004e4b669124283e (diff)
parent485802a6c524e62b5924849dd727ddbb1497cc71 (diff)
downloadlinux-6a991acceedce3ca93caef8ba7af2468c9451614.tar.bz2
Merge commit 'v3.5-rc3' into x86/debug
Merge it in to pick up a fix that we are going to clean up in this branch. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/core/netpoll.c')
-rw-r--r--net/core/netpoll.c11
1 files changed, 6 insertions, 5 deletions
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);