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arm: dma-mapping: fix data types to hold size_t

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size_t type data should not be held under variable of type
int, as this can truncate large values especially on a
64bit system. Fix it.

Change-Id: I5ad1ab321738772a99920e3fa287bda266cb05ed
Signed-off-by: Shiraz Hashim <shashim@codeaurora.org>
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
Signed-off-by: Charan Teja Reddy <charante@codeaurora.org>
Signed-off-by: Vijayanand Jitta <vjitta@codeaurora.org>
Signed-off-by: Qingqing Zhou <qqzhou@codeaurora.org>
This commit is contained in:
Shiraz Hashim 2016-02-21 12:45:34 +05:30 • committed by Gerrit - the friendly Code Review server
commit cdc7377df2
1 changed files with 2 additions and 2 deletions
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4
arch/arm/mm/dma-mapping.c
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@ -1256,8 +1256,8 @@ static struct page **__iommu_alloc_buffer(struct device *dev, size_t size,
int coherent_flag)
{
struct page **pages;
int count = size >> PAGE_SHIFT;
int array_size = count * sizeof(struct page *);
size_t count = size >> PAGE_SHIFT;
size_t array_size = count * sizeof(struct page *);
int i = 0;
int order_idx = 0;