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

[Tom Rini]

On Tue, May 16, 2023 at 05:52:36AM -0600, 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 to u-boot/next, thanks!

-- 
Tom
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