V4L/DVB (6810): media: video: usbvision: add mutex_unlock() to error paths

There are a few error paths which don't unlock the usbvision->lock.

So I've added mutex_unlock() calls to fix those paths.

Signed-off-by: Daniel Walker <dwalker@mvista.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Thierry MERLE <thierry.merle@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c
index e34f311124e..d929ced58ec 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -1290,6 +1290,7 @@ static int usbvision_radio_open(struct inode *inode, struct file *file)
                 errCode = usbvision_set_alternate(usbvision);
                 if (errCode < 0) {
                         usbvision->last_error = errCode;
+                        mutex_unlock(&usbvision->lock);
                         return -EBUSY;
                 }
 
@@ -1807,6 +1808,7 @@ static int __devinit usbvision_probe(struct usb_interface *intf,
                                               usbvision->num_alt,GFP_KERNEL);
         if (usbvision->alt_max_pkt_size == NULL) {
                 err("usbvision: out of memory!\n");
+                mutex_unlock(&usbvision->lock);
                 return -ENOMEM;
         }