* [PATCH][next] dmaengine: stm32-mdma: Use struct_size() in kzalloc()
@ 2020-10-08 14:18 ` Gustavo A. R. Silva
0 siblings, 0 replies; 4+ messages in thread
From: Gustavo A. R. Silva @ 2020-10-08 14:18 UTC (permalink / raw)
To: Vinod Koul, Dan Williams, Maxime Coquelin, Alexandre Torgue
Cc: dmaengine, linux-stm32, linux-arm-kernel, linux-kernel,
Gustavo A. R. Silva, linux-hardening
Make use of the new struct_size() helper instead of the offsetof() idiom.
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
drivers/dma/stm32-mdma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c
index 08cfbfab837b..29e5e30524bb 100644
--- a/drivers/dma/stm32-mdma.c
+++ b/drivers/dma/stm32-mdma.c
@@ -339,7 +339,7 @@ static struct stm32_mdma_desc *stm32_mdma_alloc_desc(
struct stm32_mdma_desc *desc;
int i;
- desc = kzalloc(offsetof(typeof(*desc), node[count]), GFP_NOWAIT);
+ desc = kzalloc(struct_size(desc, node, count), GFP_NOWAIT);
if (!desc)
return NULL;
--
2.27.0
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH][next] dmaengine: stm32-mdma: Use struct_size() in kzalloc()
@ 2020-10-08 14:18 ` Gustavo A. R. Silva
0 siblings, 0 replies; 4+ messages in thread
From: Gustavo A. R. Silva @ 2020-10-08 14:18 UTC (permalink / raw)
To: Vinod Koul, Dan Williams, Maxime Coquelin, Alexandre Torgue
Cc: Gustavo A. R. Silva, linux-kernel, linux-hardening, dmaengine,
linux-stm32, linux-arm-kernel
Make use of the new struct_size() helper instead of the offsetof() idiom.
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
drivers/dma/stm32-mdma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c
index 08cfbfab837b..29e5e30524bb 100644
--- a/drivers/dma/stm32-mdma.c
+++ b/drivers/dma/stm32-mdma.c
@@ -339,7 +339,7 @@ static struct stm32_mdma_desc *stm32_mdma_alloc_desc(
struct stm32_mdma_desc *desc;
int i;
- desc = kzalloc(offsetof(typeof(*desc), node[count]), GFP_NOWAIT);
+ desc = kzalloc(struct_size(desc, node, count), GFP_NOWAIT);
if (!desc)
return NULL;
--
2.27.0
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linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH][next] dmaengine: stm32-mdma: Use struct_size() in kzalloc()
2020-10-08 14:18 ` Gustavo A. R. Silva
@ 2020-10-28 5:56 ` Vinod Koul
-1 siblings, 0 replies; 4+ messages in thread
From: Vinod Koul @ 2020-10-28 5:56 UTC (permalink / raw)
To: Gustavo A. R. Silva
Cc: Dan Williams, Maxime Coquelin, Alexandre Torgue, dmaengine,
linux-stm32, linux-arm-kernel, linux-kernel, linux-hardening
On 08-10-20, 09:18, Gustavo A. R. Silva wrote:
> Make use of the new struct_size() helper instead of the offsetof() idiom.
Applied, thanks
--
~Vinod
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH][next] dmaengine: stm32-mdma: Use struct_size() in kzalloc()
@ 2020-10-28 5:56 ` Vinod Koul
0 siblings, 0 replies; 4+ messages in thread
From: Vinod Koul @ 2020-10-28 5:56 UTC (permalink / raw)
To: Gustavo A. R. Silva
Cc: Alexandre Torgue, linux-kernel, linux-hardening, Maxime Coquelin,
dmaengine, Dan Williams, linux-stm32, linux-arm-kernel
On 08-10-20, 09:18, Gustavo A. R. Silva wrote:
> Make use of the new struct_size() helper instead of the offsetof() idiom.
Applied, thanks
--
~Vinod
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2020-10-29 0:54 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2020-10-08 14:18 [PATCH][next] dmaengine: stm32-mdma: Use struct_size() in kzalloc() Gustavo A. R. Silva
2020-10-08 14:18 ` Gustavo A. R. Silva
2020-10-28 5:56 ` Vinod Koul
2020-10-28 5:56 ` Vinod Koul
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