HID: multitouch: warn on sysfs group creation failure

This adds a warning message stating that the sysfs group was not able to be
created for the passed hid_device structure pointer with dev_warn.

Signed-off-by: Nicholas Krause <xerofoify@gmail.com>
Reviewed-by: Benjamin Tissoires <benajmin.tissoires@redhat.com>
[jkosina@suse.cz: massaged changelog a bit]
[jkosina@suse.cz: reformatted source]
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Nicholas Krause 2016-02-04 10:52:40 -05:00 committed by Jiri Kosina
parent d542176f94
commit 0c4b3c637c
1 changed files with 3 additions and 0 deletions

View File

@ -1133,6 +1133,9 @@ static int mt_probe(struct hid_device *hdev, const struct hid_device_id *id)
return ret;
ret = sysfs_create_group(&hdev->dev.kobj, &mt_attribute_group);
if (ret)
dev_warn(&hdev->dev, "Cannot allocate sysfs group for %s\n",
hdev->name);
mt_set_maxcontacts(hdev);
mt_set_input_mode(hdev);