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| author | Wei Yongjun <weiyongjun1@huawei.com> | 2018-01-02 17:54:24 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-01-09 17:00:13 +0100 |
| commit | ff595a33485567cc0f192c7f4387d0d3b36a881a (patch) | |
| tree | dbea961c06cf6fd75a765f4e9fd51e5e1cb9c826 /drivers/slimbus | |
| parent | f8d2c8ea5720e22522903113100c5a16683c28be (diff) | |
| download | linux-stable-ff595a33485567cc0f192c7f4387d0d3b36a881a.tar.gz linux-stable-ff595a33485567cc0f192c7f4387d0d3b36a881a.tar.bz2 linux-stable-ff595a33485567cc0f192c7f4387d0d3b36a881a.zip | |
slimbus: qcom: Fix return value check in qcom_slim_probe()
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/slimbus')
| -rw-r--r-- | drivers/slimbus/qcom-ctrl.c | 4 |
1 files 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; |