[PATCH] ARM/dma-mapping: use kvzalloc() in __iommu_alloc_buffer()

[Denis Efremov]

Use kvzalloc() in __iommu_alloc_buffer() instead of open-coding it.

Signed-off-by: Denis Efremov <efre...@linux.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 8a8949174b1c..9def10affa70 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -1203,10 +1203,7 @@ 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 = kvzalloc(array_size, GFP_KERNEL);
        if (!pages)
                return NULL;
 
-- 
2.26.2