diff options
| author | Christian Lamparter <chunkeey@googlemail.com> | 2010-09-17 22:47:28 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-09-21 11:05:23 -0400 |
| commit | cf6487d0d656994cc43851b8c2384741e220f7ac (patch) | |
| tree | 980ca060b728490b3d0ab7a13aeb05af31d07dba | |
| parent | 9adc9e0ff397fb2d4f383cc2d399b18adc32e6eb (diff) | |
carl9170: abort tasklet during usb reset
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>
| -rw-r--r-- | drivers/net/wireless/ath/carl9170/usb.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c index fde918d0120b..1e7c2748d85a 100644 --- a/drivers/net/wireless/ath/carl9170/usb.c +++ b/drivers/net/wireless/ath/carl9170/usb.c @@ -367,6 +367,9 @@ static void carl9170_usb_tasklet(unsigned long data) { struct ar9170 *ar = (struct ar9170 *) data; + if (!IS_INITIALIZED(ar)) + return; + carl9170_usb_rx_work(ar); /* |