From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] drm/sun4i: Clear encoder->bridge if a bridge is not found
Date: Thu, 1 Sep 2016 18:46:19 +0200 [thread overview]
Message-ID: <20160901164619.GF20462@lukather> (raw)
In-Reply-To: <20160901061332.1803-1-wens@csie.org>
On Thu, Sep 01, 2016 at 02:13:32PM +0800, Chen-Yu Tsai wrote:
> The KMS helpers (drm_atomic_helper_check_modeset/mode_fixup) pass
> encoder->bridge directly to drm_bridge_mode_fixup, which expects a
> valid pointer, or NULL (in which case it just returns).
>
> Clear encoder->bridge if a bridge is not found, instead of keeping
> the ERR_PTR value.
>
> Since other drm_bridge functions also follow this pattern of checking
> for a non-NULL pointer, we can drop the ifs around the calls and just
> pass the pointer directly.
>
> Fixes: 894f5a9f4b4a ("drm/sun4i: Add bridge support")
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Applied, thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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prev parent reply other threads:[~2016-09-01 16:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-01 6:13 [PATCH v2] drm/sun4i: Clear encoder->bridge if a bridge is not found Chen-Yu Tsai
2016-09-01 16:46 ` Maxime Ripard [this message]
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