[U-Boot] [PATCHv2] Don't tftp to unknown flash

[Ben Warren <biggerbadderben@gmail.com>]

Jochen Friedrich wrote:
> If a board has a variable number of flash banks, there are empty entries
> in flash_info[] and CFG_DIRECT_FLASH_TFTP is set, tftp boot fails with
> "Outside available Flash". This patch skips flash banks with unknown
> flash ids.
>
> Signed-off-by: Jochen Friedrich <jochen@scram.de>
> ---
>  net/tftp.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/net/tftp.c b/net/tftp.c
> index 84d83ca..9aeecb8 100644
> --- a/net/tftp.c
> +++ b/net/tftp.c
> @@ -111,6 +111,8 @@ store_block (unsigned block, uchar * src, unsigned len)
>
>  	for (i=0; i<CFG_MAX_FLASH_BANKS; i++) {
>  		/* start address in flash? */
> +		if (flash_info[i].flash_id == FLASH_UNKNOWN)
> +			continue;
>  		if (load_addr + offset >= flash_info[i].start[0]) {
>  			rc = 1;
>  			break;
>   
Added to net repo.

thanks,
Ben