Re: [PATCH next] drm: zynqmp_dp: Unlock on error in zynqmp_dp_bridge_atomic_enable()

From: Sean Anderson
Date: Tue Nov 12 2024 - 14:37:49 EST


On 11/12/24 11:43, Laurent Pinchart wrote:
> On Tue, Nov 12, 2024 at 09:41:58AM -0500, Sean Anderson wrote:
>> On 11/12/24 00:27, Laurent Pinchart wrote:
>> > Hi Dan,
>> >
>> > Thank you for the patch.
>> >
>> > On Mon, Nov 11, 2024 at 12:06:10PM +0300, Dan Carpenter wrote:
>> >> We added some locking to this function, but accidentally forgot to unlock
>> >> if zynqmp_dp_mode_configure() failed. Use a guard lock to fix it.
>> >>
>> >> Fixes: a7d5eeaa57d7 ("drm: zynqmp_dp: Add locking")
>> >> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>> >
>> > Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
>> >
>> > Sean, how about replacing all the mutex_lock()/mutex_unlock() calls
>> > you've added in a7d5eeaa57d7 with guards ?
>>
>> I have no objection to that.
>
> Would you send a patch ? Otherwise I can do it.
>

I can send a patch, but it will not be for a week or two.

--Sean