Messages in this thread Patch in this message | | | From | Qing Wang <> | Subject | [PATCH] arm: mm: use kvmalloc instead of kzalloc and vzalloc | Date | Tue, 14 Dec 2021 04:17:22 -0800 |
| |
From: Wang Qing <wangqing@vivo.com>
fix kvmalloc.cocci warning: arch/arm/mm/dma-mapping.c:1209:28-29: WARNING opportunity for kvmalloc
Signed-off-by: Wang Qing <wangqing@vivo.com> --- arch/arm/mm/dma-mapping.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 4b61541..0fa8801 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1206,10 +1206,7 @@ static struct page **__iommu_alloc_buffer(struct device *dev, size_t size, int i = 0; int order_idx = 0; - if (array_size <= PAGE_SIZE) - pages = kzalloc(array_size, GFP_KERNEL); - else - pages = vzalloc(array_size); + pages = kvmalloc(array_size, GFP_KERNEL); if (!pages) return NULL; -- 2.7.4
| |