From: Christoph Hellwig <hch@infradead.org>
To: SurajSonawane2415 <surajsonawane0215@gmail.com>
Cc: axboe@kernel.dk, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] block: Fix uninitialized symbol 'bio' in blk_rq_prep_clone
Date: Fri, 4 Oct 2024 05:22:44 -0700 [thread overview]
Message-ID: <Zv_eFIjstVns-ebG@infradead.org> (raw)
In-Reply-To: <20241004100842.9052-1-surajsonawane0215@gmail.com>
On Fri, Oct 04, 2024 at 03:38:42PM +0530, SurajSonawane2415 wrote:
> Fix the uninitialized symbol 'bio' in the function blk_rq_prep_clone
> to resolve the following error:
> block/blk-mq.c:3199 blk_rq_prep_clone() error: uninitialized symbol 'bio'.
>
> Initialize 'bio' to NULL to prevent undefined behavior from uninitialized
> access and safe cleanup in case of failure.
Please explain how bio could be used uninitialized in this function.
next prev parent reply other threads:[~2024-10-04 12:22 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-04 10:08 [PATCH] block: Fix uninitialized symbol 'bio' in blk_rq_prep_clone SurajSonawane2415
2024-10-04 12:22 ` Christoph Hellwig [this message]
2024-10-04 14:10 ` Explanation on Uninitialized Variable bio " SurajSonawane2415
2024-10-04 14:15 ` Hannes Reinecke
2024-10-04 14:33 ` John Garry
2024-10-04 14:40 ` Keith Busch
2024-10-06 6:58 ` Suraj Sonawane
2024-10-06 7:11 ` Suraj Sonawane
2024-10-04 14:39 ` Keith Busch
2024-10-06 7:03 ` Suraj Sonawane
2024-10-07 5:50 ` Christoph Hellwig
2024-10-07 19:58 ` [PATCH v2] block: Fix uninitialized symbol 'bio' " SurajSonawane2415
2024-10-08 4:23 ` Christoph Hellwig
2024-10-08 12:04 ` [PATCH v3] " SurajSonawane2415
2024-10-08 12:06 ` Christoph Hellwig
2024-10-08 14:52 ` Keith Busch
2024-10-08 15:35 ` Keith Busch
2024-10-08 17:52 ` [PATCH v4] " SurajSonawane2415
2024-10-09 7:30 ` Christoph Hellwig
2024-10-09 11:00 ` Suraj Sonawane
2024-10-09 11:37 ` Christoph Hellwig
2024-10-09 11:40 ` Suraj Sonawane
2024-11-15 16:07 ` Suraj Sonawane
2024-11-15 16:10 ` Jens Axboe
2024-11-16 11:32 ` Suraj Sonawane
2024-11-18 6:28 ` Christoph Hellwig
2024-11-19 16:53 ` Suraj Sonawane
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