From: Wei Yongjun <yongjun_wei@xxxxxxxxxxxxxxxxx>
In case of error, the function platform_device_register_full()
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 <yongjun_wei@xxxxxxxxxxxxxxxxx>
---
drivers/dma/qcom/hidma_mgmt.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/dma/qcom/hidma_mgmt.c b/drivers/dma/qcom/hidma_mgmt.c
index c0e3653..6416ded 100644
--- a/drivers/dma/qcom/hidma_mgmt.c
+++ b/drivers/dma/qcom/hidma_mgmt.c
@@ -371,8 +371,8 @@ static int __init hidma_mgmt_of_populate_channels(struct device_node *np)
pdevinfo.size_data = 0;
pdevinfo.dma_mask = DMA_BIT_MASK(64);
new_pdev = platform_device_register_full(&pdevinfo);
- if (!new_pdev) {
- ret = -ENODEV;
+ if (IS_ERR(new_pdev)) {
+ ret = PTR_ERR(new_pdev);
goto out;
}
of_dma_configure(&new_pdev->dev, child);
--
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