thinkpad-acpi: fix error return for brightness write
commitd18a2b07e555afbeca66433b76ea608d0bce5641
authorRoel Kluin <roel.kluin@gmail.com>
Wed, 2 Dec 2009 12:05:35 +0000 (2 10:05 -0200)
committerHenrique de Moraes Holschuh <hmh@hmh.eng.br>
Wed, 2 Dec 2009 12:05:35 +0000 (2 10:05 -0200)
tree8237cbf9ce738eb13b44d73a7709417341b34606
parent1d1ca239b819c1f3c3a682d33626494a8eef6b0a
thinkpad-acpi: fix error return for brightness write

The returned error should be negative.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Cc: stable@kernel.org
drivers/platform/x86/thinkpad_acpi.c