[PATCH v2] mtd: core: handle flashes without OTP gracefully

[Miquel Raynal]

On Wed, 2021-07-07 at 13:53:59 UTC, Michael Walle wrote:
> There are flash drivers which registers the OTP callbacks although the
> flash doesn't support OTP regions and return -ENODATA for these
> callbacks if there is no OTP. If this happens, the probe of the whole
> flash will fail. Fix it by handling the ENODATA return code and skip
> the OTP region nvmem setup.
> 
> Fixes: 4b361cfa8624 ("mtd: core: add OTP nvmem provider support")
> Reported-by: Guenter Roeck <linux at roeck-us.net>
> Signed-off-by: Michael Walle <michael at walle.cc>
> Tested-by: Guenter Roeck <linux at roeck-us.net>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/fixes, thanks.

Miquel