[ 047/135] ip_tunnel_core: Change __skb_push back to skb_push

From: Greg Kroah-Hartman
Date: Fri Oct 11 2013 - 16:06:26 EST


3.11-stable review patch. If anyone has any objections, please let me know.

------------------

From: Steffen Klassert <steffen.klassert@xxxxxxxxxxx>

[ Upstream commit 78a3694d44a029242dd0830b34ab20ef1704be35 ]

Git commit 0e6fbc5b ("ip_tunnels: extend iptunnel_xmit()")
moved the IP header installation to iptunnel_xmit() and
changed skb_push() to __skb_push(). This makes possible
bugs hard to track down, so change it back to skb_push().

Cc: Pravin Shelar <pshelar@xxxxxxxxxx>
Signed-off-by: Steffen Klassert <steffen.klassert@xxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/ipv4/ip_tunnel_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/ipv4/ip_tunnel_core.c
+++ b/net/ipv4/ip_tunnel_core.c
@@ -63,7 +63,7 @@ int iptunnel_xmit(struct net *net, struc
memset(IPCB(skb), 0, sizeof(*IPCB(skb)));

/* Push down and install the IP header. */
- __skb_push(skb, sizeof(struct iphdr));
+ skb_push(skb, sizeof(struct iphdr));
skb_reset_network_header(skb);

iph = ip_hdr(skb);


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