In case of error, the function devm_ioremap_nocache() returns NULL
pointer not ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test.
Fixes: f6fb9ec02be1 ("usb: roles: Add Intel xHCI USB role switch driver")
Signed-off-by: Wei Yongjun <weiyongj...@huawei.com>
---
drivers/usb/roles/intel-xhci-usb-role-switch.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/roles/intel-xhci-usb-role-switch.c
b/drivers/usb/roles/intel-xhci-usb-role-switch.c
index 58c1b60..de72eed 100644
--- a/drivers/usb/roles/intel-xhci-usb-role-switch.c
+++ b/drivers/usb/roles/intel-xhci-usb-role-switch.c
@@ -145,8 +145,8 @@ static int intel_xhci_usb_probe(struct platform_device
*pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
data->base = devm_ioremap_nocache(dev, res->start, resource_size(res));
- if (IS_ERR(data->base))
- return PTR_ERR(data->base);
+ if (!data->base)
+ return -ENOMEM;
for (i = 0; i < ARRAY_SIZE(allow_userspace_ctrl_ids); i++)
if (acpi_dev_present(allow_userspace_ctrl_ids[i].hid, "1",
--
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