Commit 8a5f9edc authored Sep 01, 2011 by Haiyang Zhang Committed by Greg Kroah-Hartman Sep 06, 2011

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>

parent 7db1d946

drivers/staging/hv/netvsc_drv.c

+2 −1

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

	return NETDEV_TX_OK;		return NETDEV_TX_OK;