From: Wei Yongjun weiyongjun1@huawei.com
In case of error, the function devm_ioremap_resource() 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 Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- drivers/slimbus/qcom-ctrl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/slimbus/qcom-ctrl.c b/drivers/slimbus/qcom-ctrl.c index 8d12baae4119..ffb46f915334 100644 --- a/drivers/slimbus/qcom-ctrl.c +++ b/drivers/slimbus/qcom-ctrl.c @@ -529,9 +529,9 @@ static int qcom_slim_probe(struct platform_device *pdev)
slim_mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl"); ctrl->base = devm_ioremap_resource(ctrl->dev, slim_mem); - if (!ctrl->base) { + if (IS_ERR(ctrl->base)) { dev_err(&pdev->dev, "IOremap failed\n"); - return -ENOMEM; + return PTR_ERR(ctrl->base); }
sctrl->set_laddr = qcom_set_laddr;