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From: Rob Herring <robherring2@gmail.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: devicetree-discuss@lists.ozlabs.org,
	linuxppc-dev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH] of/fdt: Don't copy garbage after "/" in root node path
Date: Sat, 10 Nov 2012 21:54:37 -0600	[thread overview]
Message-ID: <509F217D.8020901@gmail.com> (raw)
In-Reply-To: <1350865950.2476.145.camel@pasglop>

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@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'
> 
> 
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss@lists.ozlabs.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss
> 

WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robherring2-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Benjamin Herrenschmidt
	<benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	linuxppc-dev
	<linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>
Subject: Re: [PATCH] of/fdt: Don't copy garbage after "/" in root node path
Date: Sat, 10 Nov 2012 21:54:37 -0600	[thread overview]
Message-ID: <509F217D.8020901@gmail.com> (raw)
In-Reply-To: <1350865950.2476.145.camel@pasglop>

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-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.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'
> 
> 
> _______________________________________________
> devicetree-discuss mailing list
> devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
> https://lists.ozlabs.org/listinfo/devicetree-discuss
> 

  reply	other threads:[~2012-11-11  3:54 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-22  0:32 [PATCH] of/fdt: Don't copy garbage after "/" in root node path Benjamin Herrenschmidt
2012-10-22  0:32 ` Benjamin Herrenschmidt
2012-11-11  3:54 ` Rob Herring [this message]
2012-11-11  3:54   ` Rob Herring

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