[PATCH] of/fdt: Don't copy garbage after "/" in root node path
Rob Herring
robherring2 at gmail.com
Sun Nov 11 14:54:37 EST 2012
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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