lkml.org 
[lkml]   [2015]   [Dec]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] backlight: pwm_bl: Fix broken PWM backlight for non-dt platforms
On Thu, Dec 10, 2015 at 10:09:06AM +0100, Philipp Zabel wrote:
> Commit ee65ad0e2a9e ("backlight: pwm_bl: Avoid backlight flicker when
> probed from DT") tries to dereference the device of_node pointer
> unconditionally, causing a NULL pointer dereference on non-dt platforms.
> Fix it by replacing the phandle variable with a node variable and
> by checking that for NULL before dereferencing it.
>
> Reported-by: Robert Jarzmik <robert.jarzmik@free.fr>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> ---
> drivers/video/backlight/pwm_bl.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)

Acked-by: Thierry Reding <thierry.reding@gmail.com>
[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2015-12-16 17:21    [W:0.119 / U:0.120 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site