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* [PATCH] dmaengine: bestcomm: ata: drop unused inc local
@ 2026-05-24  2:43 Rosen Penev
  0 siblings, 0 replies; 4+ messages in thread
From: Rosen Penev @ 2026-05-24  2:43 UTC (permalink / raw)
  To: dmaengine
  Cc: Vinod Koul, linusw, Frank Li, Nathan Chancellor, Nick Desaulniers,
	Bill Wendling, Justin Stitt, open list,
	open list:CLANG/LLVM BUILD SUPPORT:Keyword:b(?i:clang|llvm)b

bcom_ata_init() declared and assigned a struct bcom_ata_inc *inc that
was never read, tripping clang -Wunused-but-set-variable:

  drivers/dma/bestcomm/ata.c:58:23: error: variable 'inc' set but not
  used [-Werror,-Wunused-but-set-variable]
     58 |         struct bcom_ata_inc *inc;
        |                              ^

Drop the declaration and the bcom_task_inc() call that fed it.

Assisted-by: Claude:Opus-4.7
Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 drivers/dma/bestcomm/ata.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/dma/bestcomm/ata.c b/drivers/dma/bestcomm/ata.c
index 502a45d76adc..40126f3f189e 100644
--- a/drivers/dma/bestcomm/ata.c
+++ b/drivers/dma/bestcomm/ata.c
@@ -55,7 +55,6 @@ bcom_ata_init(int queue_len, int maxbufsize)
 {
 	struct bcom_task *tsk;
 	struct bcom_ata_var *var;
-	struct bcom_ata_inc *inc;

 	/* Prefetch breaks ATA DMA.  Turn it off for ATA DMA */
 	bcom_disable_prefetch();
@@ -69,7 +68,6 @@ bcom_ata_init(int queue_len, int maxbufsize)
 	bcom_ata_reset_bd(tsk);

 	var = (struct bcom_ata_var *) bcom_task_var(tsk->tasknum);
-	inc = (struct bcom_ata_inc *) bcom_task_inc(tsk->tasknum);

 	if (bcom_load_image(tsk->tasknum, bcom_ata_task)) {
 		bcom_task_free(tsk);
--
2.54.0


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [PATCH] dmaengine: bestcomm: ata: drop unused inc local
@ 2026-08-17  1:57 Rosen Penev
  2026-08-17 13:58 ` Frank Li
  2026-08-17 14:00 ` Frank Li
  0 siblings, 2 replies; 4+ messages in thread
From: Rosen Penev @ 2026-08-17  1:57 UTC (permalink / raw)
  To: dmaengine
  Cc: Vinod Koul, Frank Li, Nathan Chancellor, Nick Desaulniers,
	Bill Wendling, Justin Stitt, open list,
	open list:CLANG/LLVM BUILD SUPPORT:Keyword:b(?i:clang|llvm)b

bcom_ata_init() declared and assigned a struct bcom_ata_inc *inc that
was never read, tripping clang -Wunused-but-set-variable:

  drivers/dma/bestcomm/ata.c:58:23: error: variable 'inc' set but not
  used [-Werror,-Wunused-but-set-variable]
     58 |         struct bcom_ata_inc *inc;
        |                              ^

Drop the declaration and the bcom_task_inc() call that fed it.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 drivers/dma/bestcomm/ata.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/dma/bestcomm/ata.c b/drivers/dma/bestcomm/ata.c
index 502a45d76adc..40126f3f189e 100644
--- a/drivers/dma/bestcomm/ata.c
+++ b/drivers/dma/bestcomm/ata.c
@@ -55,7 +55,6 @@ bcom_ata_init(int queue_len, int maxbufsize)
 {
 	struct bcom_task *tsk;
 	struct bcom_ata_var *var;
-	struct bcom_ata_inc *inc;
 
 	/* Prefetch breaks ATA DMA.  Turn it off for ATA DMA */
 	bcom_disable_prefetch();
@@ -69,7 +68,6 @@ bcom_ata_init(int queue_len, int maxbufsize)
 	bcom_ata_reset_bd(tsk);
 
 	var = (struct bcom_ata_var *) bcom_task_var(tsk->tasknum);
-	inc = (struct bcom_ata_inc *) bcom_task_inc(tsk->tasknum);
 
 	if (bcom_load_image(tsk->tasknum, bcom_ata_task)) {
 		bcom_task_free(tsk);
-- 
2.55.0


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] dmaengine: bestcomm: ata: drop unused inc local
  2026-08-17  1:57 [PATCH] dmaengine: bestcomm: ata: drop unused inc local Rosen Penev
@ 2026-08-17 13:58 ` Frank Li
  2026-08-17 14:00 ` Frank Li
  1 sibling, 0 replies; 4+ messages in thread
From: Frank Li @ 2026-08-17 13:58 UTC (permalink / raw)
  To: Rosen Penev
  Cc: dmaengine, Vinod Koul, Frank Li, Nathan Chancellor,
	Nick Desaulniers, Bill Wendling, Justin Stitt, open list,
	open list:CLANG/LLVM BUILD SUPPORT:Keyword:b(?i:clang|llvm)b

On Sun, Aug 16, 2026 at 06:57:47PM -0700, Rosen Penev wrote:
> bcom_ata_init() declared and assigned a struct bcom_ata_inc *inc that
> was never read, tripping clang -Wunused-but-set-variable:
>
>   drivers/dma/bestcomm/ata.c:58:23: error: variable 'inc' set but not
>   used [-Werror,-Wunused-but-set-variable]
>      58 |         struct bcom_ata_inc *inc;
>         |                              ^
>
> Drop the declaration and the bcom_task_inc() call that fed it.
>
> Signed-off-by: Rosen Penev <rosenp@gmail.com>
> ---

Reviewed-by: Frank Li <Frank.Li@nxp.com>

>  drivers/dma/bestcomm/ata.c | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/drivers/dma/bestcomm/ata.c b/drivers/dma/bestcomm/ata.c
> index 502a45d76adc..40126f3f189e 100644
> --- a/drivers/dma/bestcomm/ata.c
> +++ b/drivers/dma/bestcomm/ata.c
> @@ -55,7 +55,6 @@ bcom_ata_init(int queue_len, int maxbufsize)
>  {
>  	struct bcom_task *tsk;
>  	struct bcom_ata_var *var;
> -	struct bcom_ata_inc *inc;
>
>  	/* Prefetch breaks ATA DMA.  Turn it off for ATA DMA */
>  	bcom_disable_prefetch();
> @@ -69,7 +68,6 @@ bcom_ata_init(int queue_len, int maxbufsize)
>  	bcom_ata_reset_bd(tsk);
>
>  	var = (struct bcom_ata_var *) bcom_task_var(tsk->tasknum);
> -	inc = (struct bcom_ata_inc *) bcom_task_inc(tsk->tasknum);
>
>  	if (bcom_load_image(tsk->tasknum, bcom_ata_task)) {
>  		bcom_task_free(tsk);
> --
> 2.55.0
>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] dmaengine: bestcomm: ata: drop unused inc local
  2026-08-17  1:57 [PATCH] dmaengine: bestcomm: ata: drop unused inc local Rosen Penev
  2026-08-17 13:58 ` Frank Li
@ 2026-08-17 14:00 ` Frank Li
  1 sibling, 0 replies; 4+ messages in thread
From: Frank Li @ 2026-08-17 14:00 UTC (permalink / raw)
  To: Rosen Penev
  Cc: dmaengine, Vinod Koul, Frank Li, Nathan Chancellor,
	Nick Desaulniers, Bill Wendling, Justin Stitt, open list,
	open list:CLANG/LLVM BUILD SUPPORT:Keyword:b(?i:clang|llvm)b


Subject please use whole sentense.

dmaengine: bestcomm: ata: drop unused local variable 'inc'

Frank

On Sun, Aug 16, 2026 at 06:57:47PM -0700, Rosen Penev wrote:
> bcom_ata_init() declared and assigned a struct bcom_ata_inc *inc that
> was never read, tripping clang -Wunused-but-set-variable:
>
>   drivers/dma/bestcomm/ata.c:58:23: error: variable 'inc' set but not
>   used [-Werror,-Wunused-but-set-variable]
>      58 |         struct bcom_ata_inc *inc;
>         |                              ^
>
> Drop the declaration and the bcom_task_inc() call that fed it.
>
> Signed-off-by: Rosen Penev <rosenp@gmail.com>
> ---
>  drivers/dma/bestcomm/ata.c | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/drivers/dma/bestcomm/ata.c b/drivers/dma/bestcomm/ata.c
> index 502a45d76adc..40126f3f189e 100644
> --- a/drivers/dma/bestcomm/ata.c
> +++ b/drivers/dma/bestcomm/ata.c
> @@ -55,7 +55,6 @@ bcom_ata_init(int queue_len, int maxbufsize)
>  {
>  	struct bcom_task *tsk;
>  	struct bcom_ata_var *var;
> -	struct bcom_ata_inc *inc;
>
>  	/* Prefetch breaks ATA DMA.  Turn it off for ATA DMA */
>  	bcom_disable_prefetch();
> @@ -69,7 +68,6 @@ bcom_ata_init(int queue_len, int maxbufsize)
>  	bcom_ata_reset_bd(tsk);
>
>  	var = (struct bcom_ata_var *) bcom_task_var(tsk->tasknum);
> -	inc = (struct bcom_ata_inc *) bcom_task_inc(tsk->tasknum);
>
>  	if (bcom_load_image(tsk->tasknum, bcom_ata_task)) {
>  		bcom_task_free(tsk);
> --
> 2.55.0
>

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2026-08-17 14:00 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2026-08-17  1:57 [PATCH] dmaengine: bestcomm: ata: drop unused inc local Rosen Penev
2026-08-17 13:58 ` Frank Li
2026-08-17 14:00 ` Frank Li
  -- strict thread matches above, loose matches on Subject: below --
2026-05-24  2:43 Rosen Penev

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