linux-ext4 - Re: [PATCH v2 08/12] misc: fix potential segmentation fault problem in scandir()

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Message-ID: <YPEAhJHB5gOBzpXU@mit.edu>
Date:   Thu, 15 Jul 2021 23:44:04 -0400
From:   "Theodore Y. Ts'o" <tytso@....edu>
To:     wuguanghao <wuguanghao3@...wei.com>
Cc:     linux-ext4@...r.kernel.org, artem.blagodarenko@...il.com,
        liuzhiqiang26@...wei.com, linfeilong@...wei.com
Subject: Re: [PATCH v2 08/12] misc: fix potential segmentation fault problem
 in scandir()

On Wed, Jun 30, 2021 at 04:27:20PM +0800, wuguanghao wrote:
> From: Zhiqiang Liu <liuzhiqiang26@...wei.com>
> 
> In scandir(), temp_list[num_dent] is allocated by calling
> malloc(), we should check whether malloc() returns NULL before
> accessing temp_list[num_dent].
> 
> Signed-off-by: Zhiqiang Liu <liuzhiqiang26@...wei.com>
> Signed-off-by: Wu Guanghao <wuguanghao3@...wei.com>

Thanks, applied.

					- Ted