lkml.org 
[lkml]   [2016]   [Feb]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH 2/5] drm/i915: fix error path in intel_setup_gmbus()
Date
On Tue, 09 Feb 2016, Rasmus Villemoes <linux@rasmusvillemoes.dk> wrote:
> This fails to undo the setup for pin==0; moreover, something
> interesting happens if the setup failed already at pin==0.
>
> Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> ---
> drivers/gpu/drm/i915/intel_i2c.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
> index 25254b5c1ac5..deb8282c26d8 100644
> --- a/drivers/gpu/drm/i915/intel_i2c.c
> +++ b/drivers/gpu/drm/i915/intel_i2c.c
> @@ -683,7 +683,7 @@ int intel_setup_gmbus(struct drm_device *dev)
> return 0;
>
> err:
> - while (--pin) {
> + while (pin--) {
> if (!intel_gmbus_is_valid_pin(dev_priv, pin))
> continue;

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Fixes: f899fc64cda8 ("drm/i915: use GMBUS to manage i2c links")
Cc: stable@vger.kernel.org


--
Jani Nikula, Intel Open Source Technology Center

\
 
 \ /
  Last update: 2016-02-09 21:41    [W:0.160 / U:0.160 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site