On Fri, Sep 20, 2019 at 02:54:38PM +0800, Xiaoming Ni wrote: > Use kzalloc() to allocate memory in jffs2_fill_super(). > Freeing memory when jffs2_parse_options() fails will cause > use-after-free and double-free in jffs2_kill_sb() ... so we are not freeing it there. What's the problem? ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/
Re: [PATCH] jffs2:freely allocate memory when parameters are invalid
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- Subject: Re: [PATCH] jffs2:freely allocate memory when parameters are invalid
- From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
- Date: Fri, 20 Sep 2019 12:43:36 +0100
- Cc: bbrezillon@xxxxxxxxxx, richard@xxxxxx, dilinger@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, daniel.santos@xxxxxxxxx, linux-mtd@xxxxxxxxxxxxxxxxxxx, houtao1@xxxxxxxxxx, dwmw2@xxxxxxxxxxxxx
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