staging: hv: fix counting of available buffer slots when send fails

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
enough.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Haiyang Zhang 2011-09-01 12:19:45 -07:00 committed by Greg Kroah-Hartman
parent 7db1d946c4
commit 8a5f9edc4d
1 changed files with 2 additions and 1 deletions

View File

@ -190,7 +190,8 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
} else {
/* we are shutting down or bus overloaded, just drop packet */
net->stats.tx_dropped++;
netvsc_xmit_completion(packet);
kfree(packet);
dev_kfree_skb_any(skb);
}
return NETDEV_TX_OK;