Messages in this thread Patch in this message | | | From | "Luis R. Rodriguez" <> | Subject | [PATCH] iop-adma: detangle dma_alloc_writecombine() use and check | Date | Tue, 16 Jun 2015 12:40:09 -0700 |
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From: "Luis R. Rodriguez" <mcgrof@suse.com>
dma_alloc_writecombine()'s call and return value check is tangled in all in one call. Detangle both calls as we're used to.
Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> --- drivers/dma/iop-adma.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c index 9988268..e4f4312 100644 --- a/drivers/dma/iop-adma.c +++ b/drivers/dma/iop-adma.c @@ -1300,10 +1300,11 @@ static int iop_adma_probe(struct platform_device *pdev) * note: writecombine gives slightly better performance, but * requires that we explicitly flush the writes */ - if ((adev->dma_desc_pool_virt = dma_alloc_writecombine(&pdev->dev, - plat_data->pool_size, - &adev->dma_desc_pool, - GFP_KERNEL)) == NULL) { + adev->dma_desc_pool_virt = dma_alloc_writecombine(&pdev->dev, + plat_data->pool_size, + &adev->dma_desc_pool, + GFP_KERNEL); + if (!adev->dma_desc_pool_virt) { ret = -ENOMEM; goto err_free_adev; } -- 2.3.2.209.gd67f9d5.dirty
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