diff options
Diffstat (limited to 'drivers/media/video/usbvision/usbvision-video.c')
| -rw-r--r-- | drivers/media/video/usbvision/usbvision-video.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c index c2690df3343..db6b828594f 100644 --- a/drivers/media/video/usbvision/usbvision-video.c +++ b/drivers/media/video/usbvision/usbvision-video.c @@ -357,7 +357,7 @@ static int usbvision_v4l2_open(struct file *file) PDEBUG(DBG_IO, "open"); - lock_kernel(); + mutex_lock(&usbvision->lock); usbvision_reset_powerOffTimer(usbvision); if (usbvision->user) @@ -379,7 +379,6 @@ static int usbvision_v4l2_open(struct file *file) /* If so far no errors then we shall start the camera */ if (!errCode) { - mutex_lock(&usbvision->lock); if (usbvision->power == 0) { usbvision_power_on(usbvision); usbvision_i2c_register(usbvision); @@ -408,14 +407,13 @@ static int usbvision_v4l2_open(struct file *file) usbvision->initialized = 0; } } - mutex_unlock(&usbvision->lock); } /* prepare queues */ usbvision_empty_framequeues(usbvision); PDEBUG(DBG_IO, "success"); - unlock_kernel(); + mutex_unlock(&usbvision->lock); return errCode; } @@ -1645,8 +1643,8 @@ static int __devinit usbvision_probe(struct usb_interface *intf, usbvision->usb_bandwidth = 0; usbvision->user = 0; usbvision->streaming = Stream_Off; - usbvision_register_video(usbvision); usbvision_configure_video(usbvision); + usbvision_register_video(usbvision); mutex_unlock(&usbvision->lock); usbvision_create_sysfs(usbvision->vdev); |