HID: input: Fix NULL pointer dereference when power_supply_register fails
authorKrzysztof Kozlowski <k.kozlowski@samsung.com>
Mon, 23 Mar 2015 15:34:51 +0000 (16:34 +0100)
committerSebastian Reichel <sre@kernel.org>
Tue, 24 Mar 2015 12:38:16 +0000 (13:38 +0100)
Do not call power_supply_powers() if power_supply_register() failed
earlier. This fixes possible NULL pointer dereference by
power_supply_powers() in such case.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sebastian Reichel <sre@kernel.org>
drivers/hid/hid-input.c

Simple merge