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path: root/drivers/net/wireless/ath/carl9170/usb.c
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* carl9170: fix async command buffer leakChristian Lamparter2010-10-25
| | | | | | | | | | If __carl9170_exec_cmd fails to upload an asynchronous command to the device, the functions: carl9170_reboot and carl9170_powersave will leak the temporary command assembly buffer. Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* carl9170: interrupt urbs must not set URB_ZERO_PACKETChristian Lamparter2010-09-28
| | | | | | | | | | | | | 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>
* carl9170: fix state downgrade during resetChristian Lamparter2010-09-21
| | | | | | | | | | | | | | Don't mark the device as completely dead just yet. If all goes to plan and carl9170_reboot succeeds then we can skip the expensive userspace-driven reinitialization anyway. And if it doesn't and carl9170_reboot fails, then carl9170_usb_cancel_urbs will do the necessary steps. Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* carl9170: abort tasklet during usb resetChristian Lamparter2010-09-21
| | | | | | | | | This patch prevents the tasklet code from interfering while the firmware is down for an unscheduled maintenance. Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* carl9170: 802.11 rx/tx processing and usb backendChristian Lamparter2010-09-14
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>