Re: [PATCH] drm/gma500: fix double freeing

From: Patrik Jakobsson
Date: Tue Sep 29 2015 - 09:20:44 EST

On Thu, Sep 24, 2015 at 5:57 PM, Sudip Mukherjee
<sudipm.mukherjee@xxxxxxxxx> wrote:
> On Wed, Sep 09, 2015 at 06:20:40PM +0530, Sudip Mukherjee wrote:
>> If backing->stolen is true then we were freeing backing by calling
>> psb_gtt_free_range() but we called it again after unlocking the mutex.
>> Lets make it NULL after freeing in psb_gtt_free_range() and check for
>> NULL before calling the function for the second time.
>> Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
>> ---
> Hi Patrik,
> A gentle ping.
> regards
> sudip

Hi, sorry for the late reply.

Why are we freeing the range twice in the first case?

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