dmaengine: stm32-mdma: Use struct_size() in kzalloc()

Make use of the new struct_size() helper instead of the offsetof() idiom.

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/20201008141828.GA20325@embeddedor
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Gustavo A. R. Silva 2020-10-08 09:18:28 -05:00 committed by Vinod Koul
parent d98793b5d4
commit 8145dce88a

View file

@ -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;