linux-kernel - Re: [PATCH] drm/rockchip: vop2: fix uninitialized variable possible

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Message-Id: <167951576826.1541042.11962083782525897631.b4-ty@sntech.de>
Date:   Wed, 22 Mar 2023 21:09:45 +0100
From:   Heiko Stuebner <heiko@...ech.de>
To:     daniel@...ll.ch, Tom Rix <trix@...hat.com>, hjc@...k-chips.com,
        nathan@...nel.org, s.hauer@...gutronix.de, airlied@...il.com,
        ndesaulniers@...gle.com, michael.riesch@...fvision.net
Cc:     Heiko Stuebner <heiko@...ech.de>, llvm@...ts.linux.dev,
        linux-rockchip@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/rockchip: vop2: fix uninitialized variable possible_crtcs

On Thu, 16 Mar 2023 09:23:02 -0400, Tom Rix wrote:
> clang reportes this error
> drivers/gpu/drm/rockchip/rockchip_drm_vop2.c:2322:8: error:
>   variable 'possible_crtcs' is used uninitialized whenever 'if'
>   condition is false [-Werror,-Wsometimes-uninitialized]
>                         if (vp) {
>                             ^~
> drivers/gpu/drm/rockchip/rockchip_drm_vop2.c:2336:36: note:
>   uninitialized use occurs here
>                 ret = vop2_plane_init(vop2, win, possible_crtcs);
>                                                  ^~~~~~~~~~~~~~
> drivers/gpu/drm/rockchip/rockchip_drm_vop2.c:2322:4:
>   note: remove the 'if' if its condition is always true
>                         if (vp) {
>                         ^~~~~~~~
> 
> [...]

Applied, thanks!

[1/1] drm/rockchip: vop2: fix uninitialized variable possible_crtcs
      commit: e88adb4ac27a37de4167150b8a6a736d40cf7018

Best regards,
-- 
Heiko Stuebner <heiko@...ech.de>