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>

diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c
index d929ced..92e7291 100644 (file)
--- 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;
 }