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HID: lenovo: Remove sysfs group on failure path

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There is no sysfs_group_remove() on failure path in lenovo_probe_tpkbd().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Alexey Khoroshilov 2015-05-29 03:39:31 +03:00 committed by Jiri Kosina
parent 323ddaa84f
commit b721260085
1 changed files with 7 additions and 2 deletions
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9
drivers/hid/hid-lenovo.c
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@ -599,7 +599,8 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
GFP_KERNEL);
if (data_pointer == NULL) {
hid_err(hdev, "Could not allocate memory for driver data\n");
return -ENOMEM;
ret = -ENOMEM;
goto err;
}
// set same default values as windows driver
@ -610,7 +611,8 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
if (name_mute == NULL || name_micmute == NULL) {
hid_err(hdev, "Could not allocate memory for led data\n");
return -ENOMEM;
ret = -ENOMEM;
goto err;
}
snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev));
snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev));
@ -634,6 +636,9 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
lenovo_features_set_tpkbd(hdev);
return 0;
err:
sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
return ret;
}
static int lenovo_probe_cptkbd(struct hid_device *hdev)