[PATCH] of/fdt: Don't copy garbage after "/" in root node path

[Rob Herring]

On 10/21/2012 07:32 PM, Benjamin Herrenschmidt wrote:
> The root node path must be internally converted to "/", or various
> pieces of code looking for it that way will fail. The code to do
> that however had a bug where we might incorrectly append pieces
> of the original path from the fdt to the "/".
> 
> We should probably add a proper dedicated accessor for the root node
> but in the meantime this patch should fix it.
> 
> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>

Applied. Thanks.

Rob

> ---
>  drivers/of/fdt.c |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
> index 91a375f..c2b08dc 100644
> --- a/drivers/of/fdt.c
> +++ b/drivers/of/fdt.c
> @@ -186,6 +186,7 @@ static unsigned long unflatten_dt_node(struct boot_param_header *blob,
>  			 */
>  			fpsize = 1;
>  			allocl = 2;
> +			l = 0;
>  		} else {
>  			/* account for '/' and path size minus terminal 0
>  			 * already in 'l'
> 
> 
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