On Sun, 22 Oct 2017 13:49:45 +0200
Colin King <colin.king@xxxxxxxxxxxxx> wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Variable flush_addr is being assigned but is never read; it
> is redundant and can be removed. Cleans up the clang warning:
>
> drivers/iommu/amd_iommu.c:2388:2: warning: Value stored to 'flush_addr'
> is never read
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/iommu/amd_iommu.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
> index 5a72f40d6532..a99d41fc3a1d 100644
> --- a/drivers/iommu/amd_iommu.c
> +++ b/drivers/iommu/amd_iommu.c
> @@ -2382,11 +2382,9 @@ static void __unmap_single(struct dma_ops_domain *dma_dom,
> size_t size,
> int dir)
> {
> - dma_addr_t flush_addr;
> dma_addr_t i, start;
> unsigned int pages;
>
> - flush_addr = dma_addr;
> pages = iommu_num_pages(dma_addr, size, PAGE_SIZE);
> dma_addr &= PAGE_MASK;
> start = dma_addr;
Applied to iommu/updates for v4.15, thanks,
Alex
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