From: "Gustavo A. R. Silva" <gustavoars@kernel.org>
Date: Tue, 28 Sep 2021 17:22:29 -0500
Subject: iommu/dma: Use kvcalloc() instead of kvzalloc()
Git-commit: ab6f4b001c8c726b5e0bb01429710dc61f13e24d
Patch-mainline: v5.16-rc1
References: bsc#1205701
Use 2-factor argument form kvcalloc() instead of kvzalloc().
Link: https://github.com/KSPP/linux/issues/162
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Acked-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210928222229.GA280355@embeddedor
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
drivers/iommu/dma-iommu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
index 342359727a59..fffa8721a8f0 100644
--- a/drivers/iommu/dma-iommu.c
+++ b/drivers/iommu/dma-iommu.c
@@ -558,7 +558,7 @@ static struct page **__iommu_dma_alloc_pages(struct device *dev,
if (!order_mask)
return NULL;
- pages = kvzalloc(count * sizeof(*pages), GFP_KERNEL);
+ pages = kvcalloc(count, sizeof(*pages), GFP_KERNEL);
if (!pages)
return NULL;