On Thu, Apr 08, 2021 at 07:23:05PM +0800, Ye Bin wrote:
> Add the missing unlock before return from function usbip_sockfd_store()
> in the error handling case.
>
> Fixes: bd8b82042269 ("usbip: vudc synchronize sysfs code paths")
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: Ye Bin <yebin10@xxxxxxxxxx>
> ---
> drivers/usb/usbip/vudc_sysfs.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/usb/usbip/vudc_sysfs.c b/drivers/usb/usbip/vudc_sysfs.c
> index f7633ee655a1..d1cf6b51bf85 100644
> --- a/drivers/usb/usbip/vudc_sysfs.c
> +++ b/drivers/usb/usbip/vudc_sysfs.c
> @@ -156,12 +156,14 @@ static ssize_t usbip_sockfd_store(struct device *dev,
> tcp_rx = kthread_create(&v_rx_loop, &udc->ud, "vudc_rx");
> if (IS_ERR(tcp_rx)) {
> sockfd_put(socket);
> + mutex_unlock(&udc->ud.sysfs_lock);
> return -EINVAL;
> }
> tcp_tx = kthread_create(&v_tx_loop, &udc->ud, "vudc_tx");
> if (IS_ERR(tcp_tx)) {
> kthread_stop(tcp_rx);
> sockfd_put(socket);
> + mutex_unlock(&udc->ud.sysfs_lock);
> return -EINVAL;
> }
>
> --
> 2.25.4
>
This breaks the build, are you sure you tested it???
