thinkpad-acpi: fix error return for brightness write
commit7306e641fb3f96ff3d4e465aa11a1867e2189222
authorRoel Kluin <roel.kluin@gmail.com>
Wed, 2 Dec 2009 12:04:20 +0000 (2 10:04 -0200)
committerHenrique de Moraes Holschuh <hmh@hmh.eng.br>
Wed, 2 Dec 2009 12:04:20 +0000 (2 10:04 -0200)
tree0513cc03d7750c18f2f5abe1ee38980e183ff27c
parentef990f18cb3f3a21bf113008ef5975d93da752d3
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