I submitted just this patch (as part of a complete warning cleanup in 
the drivers/isdn/i4l/* directory on 15 Feb 2005:
http://lists.osdl.org/pipermail/kernel-janitors/2005-February/003536.html

On 8 Mar 2005 at 12:56, Christophe Lucas wrote:

> Description:
> Fix compile warning on drivers/isdn/i4l/isdn_v110.c
> 
> 
> It refers to:
> http://developer.osdl.org/cherry/compile/2.6/linux-2.6.11.results/2.6.11.allyesconfig.bzImage.txt
> drivers/isdn/i4l/isdn_v110.c: In function `isdn_v110_stat_callback': 
> drivers/isdn/i4l/isdn_v110.c:523: warning: 'ret' might be used uninitialized in this function
> 
> Signed-off-by: Christophe Lucas <clucas@rotomalug.org>
>