[PATCH v3] cmd: sf/nand: Print and return failure when 0 length is passed

[Michal Simek]

On 5/16/23 13:52, Ashok Reddy Soma wrote:
> For sf commands, when '0' length is passed for erase, update, write or
> read, there might be undesired results. Ideally '0' length means nothing to
> do.
> 
> So print 'ERROR: Invalid size 0' and return cmd failure when length '0' is
> passed to sf commands. Same thing applies for nand commands also.
> 
> Example:
> 
> ZynqMP> sf erase 0 0
> ERROR: Invalid size 0
> ZynqMP> sf write 10000 0 0
> ERROR: Invalid size 0
> ZynqMP> sf read 10000 0 0
> ERROR: Invalid size 0
> ZynqMP> sf update 1000 10000 0
> ERROR: Invalid size 0
> ZynqMP>
> 
> Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma at amd.com>
> ---
> 

Applied it to my queue. If someone else wants to take please let me know and I 
will drop it from my queue.

Thanks,
Michal