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[v11,13/14] dmaengine: st_fdma: Fix the error return code in st_fdma_probe()

Message ID 1478542665-17089-14-git-send-email-peter.griffin@linaro.org
State New
Headers show

Commit Message

Peter Griffin Nov. 7, 2016, 6:17 p.m. UTC 
From: Wei Yongjun <weiyongjun1@huawei.com>


In case of error, the function st_slim_rproc_alloc() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>

Acked-by: Peter Griffin <peter.griffin@linaro.org>

---
 drivers/dma/st_fdma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.7.4
diff mbox

Patch

diff --git a/drivers/dma/st_fdma.c b/drivers/dma/st_fdma.c
index 232d354..bfb79bd 100644
--- a/drivers/dma/st_fdma.c
+++ b/drivers/dma/st_fdma.c
@@ -792,7 +792,7 @@  static int st_fdma_probe(struct platform_device *pdev)
 	}
 
 	fdev->slim_rproc = st_slim_rproc_alloc(pdev, fdev->fw_name);
-	if (!fdev->slim_rproc) {
+	if (IS_ERR(fdev->slim_rproc)) {
 		ret = PTR_ERR(fdev->slim_rproc);
 		dev_err(&pdev->dev, "slim_rproc_alloc failed (%d)\n", ret);
 		goto err;