From: "Gustavo A. R. Silva" <gustavoars@kernel.org>
To: Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>
Cc: iommu@lists.linux-foundation.org,
linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org,
"Gustavo A. R. Silva" <gustavoars@kernel.org>
Subject: [PATCH][next] iommu/dma: Use kvcalloc() instead of kvzalloc()
Date: Tue, 28 Sep 2021 17:22:29 -0500 [thread overview]
Message-ID: <20210928222229.GA280355@embeddedor> (raw)
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>
---
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 896bea04c347..18c6edbe5fbf 100644
--- a/drivers/iommu/dma-iommu.c
+++ b/drivers/iommu/dma-iommu.c
@@ -616,7 +616,7 @@ 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;
--
2.27.0
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next reply other threads:[~2021-09-28 22:18 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-28 22:22 Gustavo A. R. Silva [this message]
2021-10-21 17:01 ` [PATCH][next] iommu/dma: Use kvcalloc() instead of kvzalloc() Kees Cook
2021-10-21 17:50 ` Robin Murphy
2021-10-27 8:05 ` Joerg Roedel
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