[U-Boot] [PATCH] Make flash protection work, when the environment is in EEPROM

[Stefan Roese <sr@denx.de>]

Hi Wolfgang,

On Monday 23 March 2009, Wolfgang Denk wrote:
> > +++ b/drivers/mtd/cfi_flash.c
> > @@ -2009,7 +2009,9 @@ unsigned long flash_init (void)
> >  #endif
> >
> >  #ifdef CONFIG_SYS_FLASH_PROTECTION
> > -	char *s = getenv("unlock");
> > +	/* read environment from EEPROM */
> > +	char s[4];
> > +	getenv_r ("unlock", s, sizeof(s));
> >  #endif
> >
> >  #define BANK_BASE(i)	(((phys_addr_t
> > [CFI_MAX_FLASH_BANKS])CONFIG_SYS_FLASH_BANKS_LIST)[i])
>
> Please change "char s[4];" into "char s[256];", otherwise:
>
> Acked-by: Wolfgang Denk <wd@denx.de>

OK, I changed the array to 64 (256 is a bit high without "real" stack) and 
will push this patch quickly to the cfi repository.

Best regards,
Stefan

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