From: Christian Lamparter <chunkeey@googlemail.com>
Date: Mon, 27 Sep 2010 23:53:42 +0000 (+0200)
Subject: carl9170: interrupt urbs must not set URB_ZERO_PACKET
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=dc4769f0bb949e312ad8d9b652047ff6709978c2;p=openwrt%2Fstaging%2Fblogic.git

carl9170: interrupt urbs must not set URB_ZERO_PACKET

This patch fixes a bug in the driver which was
exposed by CONFIG_USB_DEBUG:
	"usb 1-1.6.3: BOGUS urb flags, 40 --> 0"

The transfer flag "URB_ZERO_PACKET" is only valid
for bulk urbs.

Reported-by: André Erdmann
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c
index eb789a9e4f15..c7f6193934ea 100644
--- a/drivers/net/wireless/ath/carl9170/usb.c
+++ b/drivers/net/wireless/ath/carl9170/usb.c
@@ -606,8 +606,6 @@ int __carl9170_exec_cmd(struct ar9170 *ar, struct carl9170_cmd *cmd,
 		AR9170_USB_EP_CMD), cmd, cmd->hdr.len + 4,
 		carl9170_usb_cmd_complete, ar, 1);
 
-	urb->transfer_flags |= URB_ZERO_PACKET;
-
 	if (free_buf)
 		urb->transfer_flags |= URB_FREE_BUFFER;