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HID: lenovo: Add checks to fix of_led_classdev_register
authorAditya Pakki <pakki001@umn.edu>
Mon, 24 Dec 2018 21:39:14 +0000 (15:39 -0600)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 20 Feb 2019 09:13:14 +0000 (10:13 +0100)
commit3f516da858df983c9c730541214c3ae426925749
treeeb10a01ddb5644bb17e9690a398b328cab7fef4a
parenta711dcb283391b29f13f392304a582839fa8f8fb
HID: lenovo: Add checks to fix of_led_classdev_register

[ Upstream commit 6ae16dfb61bce538d48b7fe98160fada446056c5 ]

In lenovo_probe_tpkbd(), the function of_led_classdev_register() could
return an error value that is unchecked. The fix adds these checks.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/hid/hid-lenovo.c