[patch] [media] usbvision-video: two use after frees

[Dan Carpenter]

The lock has been freed in usbvision_release() so there is no need to
call mutex_unlock() here.

Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

diff --git a/drivers/media/usb/usbvision/usbvision-video.c 
b/drivers/media/usb/usbvision/usbvision-video.c
index 68bc961..9bfa041 100644
--- a/drivers/media/usb/usbvision/usbvision-video.c
+++ b/drivers/media/usb/usbvision/usbvision-video.c
@@ -446,6 +446,7 @@ static int usbvision_v4l2_close(struct file *file)
        if (usbvision->remove_pending) {
                printk(KERN_INFO "%s: Final disconnect\n", __func__);
                usbvision_release(usbvision);
+               return 0;
        }
        mutex_unlock(&usbvision->v4l2_lock);
 
@@ -1221,6 +1222,7 @@ static int usbvision_radio_close(struct file *file)
        if (usbvision->remove_pending) {
                printk(KERN_INFO "%s: Final disconnect\n", __func__);
                usbvision_release(usbvision);
+               return err_code;
        }
 
        mutex_unlock(&usbvision->v4l2_lock);
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