Re: [PATCH 3/6]] POWERPC: fix memset size error

[Benjamin Herrenschmidt <benh@kernel.crashing.org>]

On Mon, 2007-11-05 at 10:21 +0800, Li Zefan wrote:
> The size passing to memset is wrong.
> 
> Signed-off-by Li Zefan <lizf@cn.fujitsu.com>

Good catch, looks like a remain of when path was an array on the stack.

Thanks !

Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

> 
> ---
>  arch/powerpc/kernel/prom_init.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
> index 1db10f7..1add6ef 100644
> --- a/arch/powerpc/kernel/prom_init.c
> +++ b/arch/powerpc/kernel/prom_init.c
> @@ -1244,7 +1244,7 @@ static void __init prom_initialize_tce_table(void)
>  			local_alloc_bottom = base;
>  
>  		/* It seems OF doesn't null-terminate the path :-( */
> -		memset(path, 0, sizeof(path));
> +		memset(path, 0, PROM_SCRATCH_SIZE);
>  		/* Call OF to setup the TCE hardware */
>  		if (call_prom("package-to-path", 3, 1, node,
>  			      path, PROM_SCRATCH_SIZE-1) == PROM_ERROR) {

-
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