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From: Gustavo Padovan <gustavo@padovan.org>
To: Joonyoung Shim <jy0922.shim@samsung.com>
Cc: sw0312.kim@samsung.com, gustavo.padovan@collabora.co.uk,
	dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 4/4] drm/exynos: fix NULL pointer reference
Date: Fri, 6 Feb 2015 10:44:33 -0200	[thread overview]
Message-ID: <20150206124433.GE21463@joana> (raw)
In-Reply-To: <54D438F4.7040009@samsung.com>

Hi,

2015-02-06 Joonyoung Shim <jy0922.shim@samsung.com>:

> Hi,
> 
> On 02/05/2015 10:07 PM, Gustavo Padovan wrote:
> > Hi,
> > 
> > 
> > 2015-02-05 Joonyoung Shim <jy0922.shim@samsung.com>:
> > 
> >> There is a case called disable_plane callback function even if
> >> plane->crtc is NULL from exynos_drm_encoder_disable and it will cause
> >> NULL pointer reference error.
> >>
> >> Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
> >> ---
> >>  drivers/gpu/drm/exynos/exynos_drm_encoder.c | 2 +-
> >>  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > You need to merge this patch with patch 3 or you will break the bisect.
> > The NULL pointer is introduced by the previous patch, so fix it in the same
> > patch.
> > 
> 
> Yeah, it is revealed by patch 3 but it was original problem from before
> patch 3. How about apply this patch earlier than patch 3?

Okay. That sounds good too.

	Gustavo
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  reply	other threads:[~2015-02-06 12:44 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-05  7:11 [PATCH 1/4] drm/exynos: Remove exynos_plane_dpms() call with no effect Joonyoung Shim
2015-02-05  7:11 ` [PATCH 2/4] drm/exynos: remove mode property of exynos crtc Joonyoung Shim
2015-02-05  7:11 ` [PATCH 3/4] drm/exynos: remove exynos_plane_dpms Joonyoung Shim
2015-02-05  7:11 ` [PATCH 4/4] drm/exynos: fix NULL pointer reference Joonyoung Shim
2015-02-05 13:07   ` Gustavo Padovan
2015-02-06  3:45     ` Joonyoung Shim
2015-02-06 12:44       ` Gustavo Padovan [this message]
2015-02-11 11:36   ` Inki Dae
2015-02-05  9:40 ` [PATCH 1/4] drm/exynos: Remove exynos_plane_dpms() call with no effect Daniel Vetter
2015-02-06  3:48   ` Joonyoung Shim

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