HID: lenovo: Don't call function in condition, show error codes

[firefly-linux-kernel-4.4.55.git] / drivers / hid / hid-lenovo.c

diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index a56b9e7413ce483f97bff46b7a21b287488d085e..f96bf095670ab88c2d2d297536252f84424e0c45 100644 (file)
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -350,6 +350,7 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
        size_t name_sz = strlen(dev_name(dev)) + 16;
        char *name_mute, *name_micmute;
        int i;
+       int ret;
 
        /*
         * Only register extra settings against subdevice where input_mapping
@@ -368,10 +369,9 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
        if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2))
                return -ENODEV;
 
-       if (sysfs_create_group(&hdev->dev.kobj,
-                               &lenovo_attr_group_tpkbd)) {
-               hid_warn(hdev, "Could not create sysfs group\n");
-       }
+       ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
+       if (ret)
+               hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
 
        data_pointer = devm_kzalloc(&hdev->dev,
                                    sizeof(struct lenovo_drvdata_tpkbd),