From: Felix Fietkau <nbd@openwrt.org>
Date: Mon, 29 Jun 2009 21:54:11 +0000 (+0000)
Subject: pppoe: add extra padding for the header (useful for drivers that need headroom)
X-Git-Tag: reboot~23100
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=6517a757ec711fc3354b857e273e2621042f3c7a;p=openwrt%2Fopenwrt.git

pppoe: add extra padding for the header (useful for drivers that need headroom)

SVN-Revision: 16628
---

diff --git a/target/linux/generic-2.6/patches-2.6.28/250-pppoe_header_pad.patch b/target/linux/generic-2.6/patches-2.6.28/250-pppoe_header_pad.patch
new file mode 100644
index 0000000000..87e5099927
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.28/250-pppoe_header_pad.patch
@@ -0,0 +1,20 @@
+--- a/drivers/net/pppoe.c
++++ b/drivers/net/pppoe.c
+@@ -812,7 +812,7 @@ static int pppoe_sendmsg(struct kiocb *i
+ 		goto end;
+ 
+ 
+-	skb = sock_wmalloc(sk, total_len + dev->hard_header_len + 32,
++	skb = sock_wmalloc(sk, total_len + dev->hard_header_len + 32 + NET_SKB_PAD,
+ 			   0, GFP_KERNEL);
+ 	if (!skb) {
+ 		error = -ENOMEM;
+@@ -820,7 +820,7 @@ static int pppoe_sendmsg(struct kiocb *i
+ 	}
+ 
+ 	/* Reserve space for headers. */
+-	skb_reserve(skb, dev->hard_header_len);
++	skb_reserve(skb, dev->hard_header_len + NET_SKB_PAD);
+ 	skb_reset_network_header(skb);
+ 
+ 	skb->dev = dev;
diff --git a/target/linux/generic-2.6/patches-2.6.29/250-pppoe_header_pad.patch b/target/linux/generic-2.6/patches-2.6.29/250-pppoe_header_pad.patch
new file mode 100644
index 0000000000..042546f317
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.29/250-pppoe_header_pad.patch
@@ -0,0 +1,20 @@
+--- a/drivers/net/pppoe.c
++++ b/drivers/net/pppoe.c
+@@ -863,7 +863,7 @@ static int pppoe_sendmsg(struct kiocb *i
+ 		goto end;
+ 
+ 
+-	skb = sock_wmalloc(sk, total_len + dev->hard_header_len + 32,
++	skb = sock_wmalloc(sk, total_len + dev->hard_header_len + 32 + NET_SKB_PAD,
+ 			   0, GFP_KERNEL);
+ 	if (!skb) {
+ 		error = -ENOMEM;
+@@ -871,7 +871,7 @@ static int pppoe_sendmsg(struct kiocb *i
+ 	}
+ 
+ 	/* Reserve space for headers. */
+-	skb_reserve(skb, dev->hard_header_len);
++	skb_reserve(skb, dev->hard_header_len + NET_SKB_PAD);
+ 	skb_reset_network_header(skb);
+ 
+ 	skb->dev = dev;
diff --git a/target/linux/generic-2.6/patches-2.6.30/250-pppoe_header_pad.patch b/target/linux/generic-2.6/patches-2.6.30/250-pppoe_header_pad.patch
new file mode 100644
index 0000000000..042546f317
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.30/250-pppoe_header_pad.patch
@@ -0,0 +1,20 @@
+--- a/drivers/net/pppoe.c
++++ b/drivers/net/pppoe.c
+@@ -863,7 +863,7 @@ static int pppoe_sendmsg(struct kiocb *i
+ 		goto end;
+ 
+ 
+-	skb = sock_wmalloc(sk, total_len + dev->hard_header_len + 32,
++	skb = sock_wmalloc(sk, total_len + dev->hard_header_len + 32 + NET_SKB_PAD,
+ 			   0, GFP_KERNEL);
+ 	if (!skb) {
+ 		error = -ENOMEM;
+@@ -871,7 +871,7 @@ static int pppoe_sendmsg(struct kiocb *i
+ 	}
+ 
+ 	/* Reserve space for headers. */
+-	skb_reserve(skb, dev->hard_header_len);
++	skb_reserve(skb, dev->hard_header_len + NET_SKB_PAD);
+ 	skb_reset_network_header(skb);
+ 
+ 	skb->dev = dev;