The ctrlUrbLock has all it's users commented out, and so it's unused.
This patch removes it.
Signed-off-by: Daniel Walker <[EMAIL PROTECTED]>
---
drivers/media/video/usbvision/usbvision-core.c | 3 ---
drivers/media/video/usbvision/usbvision-video.c | 1 -
drivers/media/video/usbvision/usbvision.h | 1 -
3 files changed, 5 deletions(-)
Index: linux-2.6.23/drivers/media/video/usbvision/usbvision-core.c
===================================================================
--- linux-2.6.23.orig/drivers/media/video/usbvision/usbvision-core.c
+++ linux-2.6.23/drivers/media/video/usbvision/usbvision-core.c
@@ -1561,13 +1561,10 @@ static int usbvision_write_reg_irq(struc
if (len > 8) {
return -EFAULT;
}
-// down(&usbvision->ctrlUrbLock);
if (usbvision->ctrlUrbBusy) {
-// up(&usbvision->ctrlUrbLock);
return -EBUSY;
}
usbvision->ctrlUrbBusy = 1;
-// up(&usbvision->ctrlUrbLock);
usbvision->ctrlUrbSetup.bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR |
USB_RECIP_ENDPOINT;
usbvision->ctrlUrbSetup.bRequest = USBVISION_OP_CODE;
Index: linux-2.6.23/drivers/media/video/usbvision/usbvision-video.c
===================================================================
--- linux-2.6.23.orig/drivers/media/video/usbvision/usbvision-video.c
+++ linux-2.6.23/drivers/media/video/usbvision/usbvision-video.c
@@ -1650,7 +1650,6 @@ static struct usb_usbvision *usbvision_a
goto err_exit;
}
init_waitqueue_head(&usbvision->ctrlUrb_wq);
- init_MUTEX(&usbvision->ctrlUrbLock); /* to 1 == available */
usbvision_init_powerOffTimer(usbvision);
Index: linux-2.6.23/drivers/media/video/usbvision/usbvision.h
===================================================================
--- linux-2.6.23.orig/drivers/media/video/usbvision/usbvision.h
+++ linux-2.6.23/drivers/media/video/usbvision/usbvision.h
@@ -374,7 +374,6 @@ struct usb_usbvision {
int ctrlUrbBusy;
struct usb_ctrlrequest ctrlUrbSetup;
wait_queue_head_t ctrlUrb_wq; //
Processes waiting
- struct semaphore ctrlUrbLock;
/* configuration part */
int have_tuner;
--
--
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