linux-kernel - Re: [PATCH v2] squashfs: Avoid mem leak in squashfs_fill

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Message-ID: <29a87213-8a56-439a-98d3-377d067dda9d@web.de>
Date: Tue, 12 Aug 2025 17:57:44 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: Scott Guo <scottzhguo@...cent.com>,
 Phillip Lougher <phillip@...ashfs.org.uk>
Cc: Scott Guo <scott_gzh@....com>, LKML <linux-kernel@...r.kernel.org>,
 kernel-janitors@...r.kernel.org
Subject: Re: [PATCH v2] squashfs: Avoid mem leak in squashfs_fill_super()

> If sb_min_blocksize() returns 0, -EINVAL was returned without freeing
> sb->s_fs_info, causing mem leak.

                         memory?


> Fix it by calling and checking result of sb_min_blocksize() before
> kzalloc.

         () call?

Regards,
Markus