From: Frank Blaschka <frank.blaschka@de.ibm.com>
Date: Fri, 24 Oct 2008 09:16:53 +0000 (+0200)
Subject: qeth: fix offset error in non prealloc header path
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e1f03ae8029cb8046ef3031e66d74430730c2727;p=linux-beck.git

qeth: fix offset error in non prealloc header path

For the non preallocated qeth header code path we should not
change the header length.

Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
---

diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 7de410d5be4a..52d26592c72c 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -3025,7 +3025,7 @@ static inline void __qeth_fill_buffer(struct sk_buff *skb,
 	struct qdio_buffer *buffer, int is_tso, int *next_element_to_fill,
 	int offset)
 {
-	int length = skb->len - offset;
+	int length = skb->len;
 	int length_here;
 	int element;
 	char *data;
@@ -3037,6 +3037,7 @@ static inline void __qeth_fill_buffer(struct sk_buff *skb,
 
 	if (offset >= 0) {
 		data = skb->data + offset;
+		length -= offset;
 		first_lap = 0;
 	}