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* [PATCH] drm/nouveau/nvkm: do not use assignment in if condition
       [not found] <20230710032131.52747-1-xujianghui@cdjrlc.com>
@ 2023-07-10  4:07 ` sunran001
  2023-07-13  9:11   ` Karol Herbst
  0 siblings, 1 reply; 2+ messages in thread
From: sunran001 @ 2023-07-10  4:07 UTC (permalink / raw)
  To: airlied, daniel; +Cc: dri-devel, nouveau, linux-kernel

Assignments in if condition are less readable and error-prone.  Fixes
also checkpatch warning:

ERROR: do not use assignment in if condition

Signed-off-by:Ran Sun <sunran001@208suo.com>
---
  drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c | 3 ++-
  1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
index 976539de4220..054fa42f1d04 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
@@ -286,7 +286,8 @@ nvkm_i2c_new_(const struct nvkm_i2c_func *func, 
struct nvkm_device *device,

          if (ccbE.share != DCB_I2C_UNUSED) {
              const int id = NVKM_I2C_PAD_HYBRID(ccbE.share);
-            if (!(pad = nvkm_i2c_pad_find(i2c, id)))
+            pad = nvkm_i2c_pad_find(i2c, id);
+            if (!pad)
                  ret = func->pad_s_new(i2c, id, &pad);
              else
                  ret = 0;

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] drm/nouveau/nvkm: do not use assignment in if condition
  2023-07-10  4:07 ` [PATCH] drm/nouveau/nvkm: do not use assignment in if condition sunran001
@ 2023-07-13  9:11   ` Karol Herbst
  0 siblings, 0 replies; 2+ messages in thread
From: Karol Herbst @ 2023-07-13  9:11 UTC (permalink / raw)
  To: sunran001; +Cc: airlied, daniel, nouveau, linux-kernel, dri-devel

On Mon, Jul 10, 2023 at 9:23 AM <sunran001@208suo.com> wrote:
>
> Assignments in if condition are less readable and error-prone.  Fixes
> also checkpatch warning:
>
> ERROR: do not use assignment in if condition
>
> Signed-off-by:Ran Sun <sunran001@208suo.com>
> ---
>   drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
> b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
> index 976539de4220..054fa42f1d04 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
> @@ -286,7 +286,8 @@ nvkm_i2c_new_(const struct nvkm_i2c_func *func,
> struct nvkm_device *device,
>
>           if (ccbE.share != DCB_I2C_UNUSED) {
>               const int id = NVKM_I2C_PAD_HYBRID(ccbE.share);
> -            if (!(pad = nvkm_i2c_pad_find(i2c, id)))
> +            pad = nvkm_i2c_pad_find(i2c, id);
> +            if (!pad)
>                   ret = func->pad_s_new(i2c, id, &pad);
>               else
>                   ret = 0;
>

Reviewed-by: Karol Herbst <kherbst@redhat.com>


^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2023-07-13  9:12 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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     [not found] <20230710032131.52747-1-xujianghui@cdjrlc.com>
2023-07-10  4:07 ` [PATCH] drm/nouveau/nvkm: do not use assignment in if condition sunran001
2023-07-13  9:11   ` Karol Herbst

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