On Wed, Jul 04, 2018 at 09:25:43AM +0000, Wei Yongjun wrote:
> Add the missing unlock before return from function
> dp_altmode_activate() in the error handling case.
>
> Fixes: 0e3bb7d6894d ("usb: typec: Add driver for DisplayPort alternate mode")
> Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
> ---
> drivers/usb/typec/altmodes/displayport.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c
> index ef12b15..83e3a38 100644
> --- a/drivers/usb/typec/altmodes/displayport.c
> +++ b/drivers/usb/typec/altmodes/displayport.c
> @@ -349,8 +349,10 @@ static int dp_altmode_activate(struct typec_altmode *alt, int activate)
> cap = DP_CAP_CAPABILITY(dp->alt->vdo);
>
> if ((con == DP_CONF_DFP_D && !(cap & DP_CAP_DFP_D)) ||
> - (con == DP_CONF_UFP_D && !(cap & DP_CAP_UFP_D)))
> - return -EINVAL;
> + (con == DP_CONF_UFP_D && !(cap & DP_CAP_UFP_D))) {
> + ret = -EINVAL;
> + goto err_unlock;
> + }
>
> conf = dp->data.conf & ~DP_CONF_DUAL_D;
> conf |= con;
Thank you for the patch. Colin King found the same issue, and his
patch is also fixing some other issue with this function, so let's use
that instead.
Br,
--
heikki
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