On Wed, 24 Aug 2011, Dan Carpenter wrote:
> We recently introduced locking into this function, but we missed an
> error path which needs an unlock.
>
> Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
>
> diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
> index 582be00..ed0cd09 100644
> --- a/drivers/hid/hid-core.c
> +++ b/drivers/hid/hid-core.c
> @@ -1643,8 +1643,10 @@ static int hid_device_probe(struct device *dev)
>
> if (!hdev->driver) {
> id = hid_match_device(hdev, hdrv);
> - if (id == NULL)
> - return -ENODEV;
> + if (id == NULL) {
> + ret = -ENODEV;
> + goto unlock;
> + }
>
> hdev->driver = hdrv;
> if (hdrv->probe) {
> @@ -1657,7 +1659,7 @@ static int hid_device_probe(struct device *dev)
> if (ret)
> hdev->driver = NULL;
> }
> -
> +unlock:
> up(&hdev->driver_lock);
> return ret;
> }
Good catch Dan, thanks. Applied.
--
Jiri Kosina
SUSE Labs
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