From: Jani Nikula <jani.nikula@linux.intel.com>
To: Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Daniel Vetter <daniel.vetter@intel.com>,
David Airlie <airlied@linux.ie>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>,
intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/5] drm/i915: fix error path in intel_setup_gmbus()
Date: Tue, 09 Feb 2016 22:27:48 +0200 [thread overview]
Message-ID: <87mvr9vdbv.fsf@intel.com> (raw)
In-Reply-To: <1455048677-19882-3-git-send-email-linux@rasmusvillemoes.dk>
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
next prev parent reply other threads:[~2016-02-09 20:28 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-09 20:11 [PATCH 0/5] pre-decrement in error paths considered harmful Rasmus Villemoes
2016-02-09 20:11 ` [PATCH 1/5] drm/gma500: fix error path in gma_intel_setup_gmbus() Rasmus Villemoes
2016-02-10 6:41 ` Andy Shevchenko
2016-02-10 7:26 ` Daniel Vetter
2016-02-09 20:11 ` [PATCH 2/5] drm/i915: fix error path in intel_setup_gmbus() Rasmus Villemoes
2016-02-09 20:27 ` Jani Nikula [this message]
2016-02-10 8:56 ` Jani Nikula
2016-02-09 20:11 ` [PATCH 3/5] net/mlx4: fix some error handling in mlx4_multi_func_init() Rasmus Villemoes
2016-02-10 9:40 ` Yishai Hadas
2016-02-10 18:15 ` Rasmus Villemoes
2016-02-11 9:29 ` Jack Morgenstein
2016-02-11 10:20 ` Jack Morgenstein
2016-02-11 16:02 ` Doug Ledford
2016-02-09 20:11 ` [PATCH 4/5] net: sxgbe: fix error paths in sxgbe_platform_probe() Rasmus Villemoes
2016-03-08 20:44 ` Rasmus Villemoes
2016-03-22 19:47 ` Rasmus Villemoes
2016-03-26 21:24 ` [PATCH] " Rasmus Villemoes
2016-03-27 8:22 ` Francois Romieu
2016-03-27 21:40 ` Rasmus Villemoes
2016-03-28 2:39 ` David Miller
2016-03-28 2:40 ` David Miller
2016-02-09 20:11 ` [PATCH 5/5] mm/backing-dev.c: fix error path in wb_init() Rasmus Villemoes
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