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authorWei Yongjun <weiyongjun1@huawei.com>2016-08-21 14:39:30 +0000
committerBjorn Andersson <bjorn.andersson@linaro.org>2016-08-22 21:36:43 -0700
commitf4e1f9bb3498c0a9a3b92815f2ea64650eac1715 (patch)
tree833502ccca479bfc263414390e266df61f083ae4 /drivers/remoteproc
parentaed361adca9ff1d828843f3afc5d9140a2fa410d (diff)
remoteproc: qcom: wcnss: Fix return value check in wcnss_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: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'drivers/remoteproc')
-rw-r--r--drivers/remoteproc/qcom_wcnss.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c
index 14c458519f84..1917de7db91c 100644
--- a/drivers/remoteproc/qcom_wcnss.c
+++ b/drivers/remoteproc/qcom_wcnss.c
@@ -528,8 +528,8 @@ static int wcnss_probe(struct platform_device *pdev)
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pmu");
mmio = devm_ioremap_resource(&pdev->dev, res);
- if (!mmio) {
- ret = -ENOMEM;
+ if (IS_ERR(mmio)) {
+ ret = PTR_ERR(mmio);
goto free_rproc;
};