diff options
| -rw-r--r-- | drivers/usb/misc/vstusb.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/misc/vstusb.c b/drivers/usb/misc/vstusb.c index 63dff9ba73c..f26ea8dc157 100644 --- a/drivers/usb/misc/vstusb.c +++ b/drivers/usb/misc/vstusb.c @@ -401,6 +401,7 @@ static ssize_t vstusb_write(struct file *file, const char __user *buffer, } if (copy_from_user(buf, buffer, count)) { + mutex_unlock(&vstdev->lock); dev_err(&dev->dev, "%s: can't copy_from_user\n", __func__); retval = -EFAULT; goto exit; |