[Xen-devel] [PATCH 2/4] xen: netback: handle NET_SKBUFF_DATA_USES_OFFSET correctly

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Cc: Jan Beulich <JBeulich@xxxxxxxxxx>
---
 drivers/xen/netback/netback.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/drivers/xen/netback/netback.c b/drivers/xen/netback/netback.c
index 9e4793f..8cd7875 100644
--- a/drivers/xen/netback/netback.c
+++ b/drivers/xen/netback/netback.c
@@ -218,7 +218,11 @@ static struct sk_buff *netbk_copy_skb(struct sk_buff *skb)
                len -= copy;
        }
 
+#ifdef NET_SKBUFF_DATA_USES_OFFSET
+       offset = 0;
+#else
        offset = nskb->data - skb->data;
+#endif
 
        nskb->transport_header = skb->transport_header + offset;
        nskb->network_header = skb->network_header + offset;
-- 
1.5.6.5


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