linux-kernel - Re: [PATCH] UBI: dereference after kfree in create

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Date:	Sat, 05 May 2007 15:09:19 +0300
From:	Artem Bityutskiy <dedekind@...radead.org>
To:	Satyam Sharma <satyam.sharma@...il.com>
Cc:	Florin Malita <fmalita@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-mtd@...ts.infradead.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] UBI: dereference after kfree in create_vtbl

On Sat, 2007-05-05 at 09:25 +0530, Satyam Sharma wrote:
> Again, I saw that too, but would still prefer using the higher level
> function ubi_scan_add_to_list() to add to the corrupted list, but with
> a different identifier for the return value to avoid overwriting err.
> list_add_tail seems best left as an implementation detail below
> ubi_scan_add_to_list(), IMO. So if it fails in the error path, we'd
> have to return with the original (write error) return value and the
> ENOMEM sort of goes ... unreturned. Alas!

I've put the fix here:
http://git.infradead.org/?p=users/dedekind/ubi-2.6.git;a=commit;h=5125237efb6a3309fbf5b9a7a21aaf716787f2a2

-- 
Best regards,
Artem Bityutskiy (Битюцкий Артём)

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