Hi Anton,

On Wed, 10 Aug 2011 16:49:34 +1000 Anton Blanchard <an...@samba.org> wrote:
>
> During memory hotplug testing, I got the following warning:
> 
> 
> ERROR: Bad of_node_put() on /memory@0
> 
> of_find_node_by_type() loop does of_node_put for us so remove the
> duplicate one inside the loop.

But does an of_node_get() on its return value ..

> Signed-off-by: Anton Blanchard <an...@samba.org>
> Cc: sta...@kernel.org
> ---
> 
> Index: linux-powerpc/arch/powerpc/mm/numa.c
> ===================================================================
> --- linux-powerpc.orig/arch/powerpc/mm/numa.c 2011-06-06 08:07:35.148708089 
> +1000
> +++ linux-powerpc/arch/powerpc/mm/numa.c      2011-08-10 11:31:59.723379868 
> +1000
> @@ -1214,7 +1214,6 @@ int hot_add_node_scn_to_nid(unsigned lon
>                       break;
>               }
>  
> -             of_node_put(memory);
>               if (nid >= 0)
>                       break;
>       }

Won't that need an of_node_put(memory) after the loop if (nid >= 0) ?  In
fact you should be able to just move the of_node_put(memory) to after the
loop since of_node_put(NULL) is fine.

-- 
Cheers,
Stephen Rothwell                    s...@canb.auug.org.au
http://www.canb.auug.org.au/~sfr/

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