diff options
| author | Michael Buesch <mb@bu3sch.de> | 2009-09-11 16:00:19 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-09-23 11:35:44 -0400 |
| commit | a8696c800b8154e27b359866f7b837079cdb513a (patch) | |
| tree | 6407ebbe05d64a5f070faac02b3464102e572661 /drivers/net/wireless/b43/main.c | |
| parent | ce6c4a13927bc0418169fe543c6614abfab051eb (diff) | |
b43: Fix SDIO interrupt handler deadlock
We need to release the SDIO host before locking the driver mutex.
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43/main.c')
| -rw-r--r-- | drivers/net/wireless/b43/main.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 950a838757c..5b0aeff01db 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -1914,20 +1914,14 @@ static irqreturn_t b43_interrupt_handler(int irq, void *dev_id) static void b43_sdio_interrupt_handler(struct b43_wldev *dev) { struct b43_wl *wl = dev->wl; - struct sdio_func *func = dev->dev->bus->host_sdio; irqreturn_t ret; - if (unlikely(b43_status(dev) < B43_STAT_STARTED)) - return; - mutex_lock(&wl->mutex); - sdio_release_host(func); ret = b43_do_interrupt(dev); if (ret == IRQ_WAKE_THREAD) b43_do_interrupt_thread(dev); - sdio_claim_host(func); mutex_unlock(&wl->mutex); } |