[PATCH 7/9] staging: hv: fix counting of available buffer slots when send fails

From: Haiyang Zhang
Date: Thu Jul 21 2011 - 12:58:41 EST

Because the number of available buffer slots doesn't decrease for failed
sends, we should not call netvsc_xmit_completion(), which increase the
count of available slots. In this failed case, just free the memory is

Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
drivers/staging/hv/netvsc_drv.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/hv/netvsc_drv.c b/drivers/staging/hv/netvsc_drv.c
index 816e382..a15165e 100644
--- a/drivers/staging/hv/netvsc_drv.c
+++ b/drivers/staging/hv/netvsc_drv.c
@@ -192,7 +192,8 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
} else {
/* we are shutting down or bus overloaded, just drop packet */
- netvsc_xmit_completion(packet);
+ kfree(packet);
+ dev_kfree_skb_any(skb);

return NETDEV_TX_OK;

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