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
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(). Fixes: 2fc305be364e ("usb: chipidea: msm: Mux over secondary phy at the right time") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Reviewed-by: Stephen Boyd <stephen.boyd@linaro.org> Signed-off-by: Peter Chen <peter.chen@nxp.com>