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Date:	Mon, 1 Feb 2010 06:56:38 -0500
From:	Neil Horman <>
To:	Gerrit Renker <>
Subject: Re: [PATCH 01/86] dccp: fix bug in cache allocation

On Mon, Feb 01, 2010 at 07:18:06AM +0100, Gerrit Renker wrote:
> This fixes a bug introduced in commit de4ef86cfce60d2250111f34f8a084e769f23b16
> ("dccp: fix dccp rmmod when kernel configured to use slub", 17 Jan): the
> vsnprintf used sizeof(slab_name_fmt), which became truncated to 4 bytes, since
> slab_name_fmt is now a 4-byte pointer and no longer a 32-character array.
> This lead to error messages such as
>  FATAL: Error inserting dccp: No buffer space available
>  >> kernel: [ 1456.341501] kmem_cache_create: duplicate cache cci
> generated due to the truncation after the 3rrdc character.
> Fixed for the moment by introducing a symbolic constant. Tested to fix the bug.
> Signed-off-by: Gerrit Renker <>

These changes make sense, sorry for not seeing that earlier.  Thanks!

Acked-by: Neil Horman <>

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