From 0c4b3c637ca5fe20fe513dbdee6f62166c97fed1 Mon Sep 17 00:00:00 2001 From: Nicholas Krause Date: Thu, 4 Feb 2016 10:52:40 -0500 Subject: [PATCH] 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 Reviewed-by: Benjamin Tissoires [jkosina@suse.cz: massaged changelog a bit] [jkosina@suse.cz: reformatted source] Signed-off-by: Jiri Kosina --- drivers/hid/hid-multitouch.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 296d4991560e..6adb788bbfca 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -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); -- 2.30.2