[U-Boot] [PATCH] arm: fix bd pointer dereference prior initialization

Albert ARIBAUD albert.u.boot at aribaud.net
Fri Aug 12 11:20:36 CEST 2011


Hi Igor,

On 28/07/2011 11:04, Igor Grinberg wrote:
> gd->bd pointer has been used prior been initialized.
> Move the relevant code after the initialization.
>
> Signed-off-by: Igor Grinberg<grinberg at compulab.co.il>
> ---
>   arch/arm/lib/board.c |    8 ++++----
>   1 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/lib/board.c b/arch/arm/lib/board.c
> index bcbf697..52e90db 100644
> --- a/arch/arm/lib/board.c
> +++ b/arch/arm/lib/board.c
> @@ -281,10 +281,6 @@ void board_init_f (ulong bootflag)
>
>   	gd->mon_len = _bss_end_ofs;
>
> -#ifdef CONFIG_MACH_TYPE
> -	gd->bd->bi_arch_number = CONFIG_MACH_TYPE; /* board id for Linux */
> -#endif
> -
>   	for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
>   		if ((*init_fnc_ptr)() != 0) {
>   			hang ();
> @@ -409,6 +405,10 @@ void board_init_f (ulong bootflag)
>   	post_run (NULL, POST_ROM | post_bootmode_get(0));
>   #endif
>
> +#ifdef CONFIG_MACH_TYPE
> +	gd->bd->bi_arch_number = CONFIG_MACH_TYPE; /* board id for Linux */
> +#endif
> +
>   	gd->bd->bi_baudrate = gd->baudrate;
>   	/* Ram ist board specific, so move it to board code ... */
>   	dram_init_banksize();

As a bugfix, I'd like to pull this patch in now. However, it does not 
apply cleanly to current u-boot-arm/master, and besides, I'd rather have 
the bi_arch_number initialized as soon as bd is set up, i.e. just after 
the assignment to gd->bd.

Amicalement,
-- 
Albert.


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