V4L/DVB (6811): media-video-usbvision-add-mutex_unlock-to-error-paths-fix

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, 3 insertions, 2 deletions

diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c
index d929ced58ec3..92e72910792b 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -1290,8 +1290,8 @@ 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;
+                        errCode = -EBUSY;
+                        goto out;
                 }
 
                 // If so far no errors then we shall start the radio
@@ -1308,6 +1308,7 @@ static int usbvision_radio_open(struct inode *inode, struct file *file)
                         usbvision->initialized = 0;
                 }
         }
+out:
         mutex_unlock(&usbvision->lock);
         return errCode;
 }