From: Jens Axboe <axboe@kernel.dk>
To: Paolo Valente <paolo.valente@linaro.org>
Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
ulf.hansson@linaro.org, linus.walleij@linaro.org,
broonie@kernel.org
Subject: Re: [PATCH BUGFIX] block, bfq: use pointer entity->sched_data only if set
Date: Tue, 9 May 2017 08:53:52 -0600 [thread overview]
Message-ID: <884a6d3c-40aa-c2a6-9981-82d48148429b@kernel.dk> (raw)
In-Reply-To: <20170509093727.2595-1-paolo.valente@linaro.org>
On 05/09/2017 03:37 AM, Paolo Valente wrote:
> In the function __bfq_deactivate_entity, the pointer
> entity->sched_data could happen to be used before being properly
> initialized. This led to a NULL pointer dereference. This commit fixes
> this bug by just using this pointer only where it is safe to do so.
Added, thanks.
--
Jens Axboe
prev parent reply other threads:[~2017-05-09 14:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-09 9:37 Paolo Valente
2017-05-09 14:53 ` Jens Axboe [this message]
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