2021-09-06 09:26:16

by Jiapeng Chong

Subject: [PATCH] drm/amd/display: Fix warning comparing pointer to 0

From: chongjiapeng <[email protected]>

Fix the following coccicheck warning:

./drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c:643:35-36:
WARNING comparing pointer to 0.

Reported-by: Abaci Robot <[email protected]>
Signed-off-by: chongjiapeng <[email protected]>
---
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
index 4a4894e..15491e3 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
@@ -640,7 +640,7 @@ void dcn31_clk_mgr_construct(
sizeof(struct dcn31_watermarks),
&clk_mgr->smu_wm_set.mc_address.quad_part);

- if (clk_mgr->smu_wm_set.wm_set == 0) {
+ if (!clk_mgr->smu_wm_set.wm_set) {
clk_mgr->smu_wm_set.wm_set = &dummy_wms;
clk_mgr->smu_wm_set.mc_address.quad_part = 0;
}
--
1.8.3.1

2021-09-07 17:45:38

by Alex Deucher

Subject: Re: [PATCH] drm/amd/display: Fix warning comparing pointer to 0

Applied. Thanks!

Alex

On Mon, Sep 6, 2021 at 5:23 AM Jiapeng Chong
<[email protected]> wrote:
>
> From: chongjiapeng <[email protected]>
>
> Fix the following coccicheck warning:
>
> ./drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c:643:35-36:
> WARNING comparing pointer to 0.
>
> Reported-by: Abaci Robot <[email protected]>
> Signed-off-by: chongjiapeng <[email protected]>
> ---
> drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
> index 4a4894e..15491e3 100644
> --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
> +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c
> @@ -640,7 +640,7 @@ void dcn31_clk_mgr_construct(
> sizeof(struct dcn31_watermarks),
> &clk_mgr->smu_wm_set.mc_address.quad_part);
>
> - if (clk_mgr->smu_wm_set.wm_set == 0) {
> + if (!clk_mgr->smu_wm_set.wm_set) {
> clk_mgr->smu_wm_set.wm_set = &dummy_wms;
> clk_mgr->smu_wm_set.mc_address.quad_part = 0;
> }
> --
> 1.8.3.1
>