On Wed, Mar 03, 2021 at 04:57:35PM +0100, Michael Walle wrote:
> MEMLOCK, MEMUNLOCK and OTPLOCK modify protection bits. Thus require
> write permission. Depending on the hardware MEMLOCK might even be
> write-once, e.g. for SPI-NOR flashes with their WP# tied to GND. OTPLOCK
> is always write-once.
>
> MEMSETBADBLOCK modifies the bad block table.
>
> Fixes: f7e6b19bc764 ("mtd: properly check all write ioctls for permissions")
> Signed-off-by: Michael Walle <mich...@walle.cc>
> ---
> drivers/mtd/mtdchar.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
Thanks for auditing the rest of these from my original patch. If this
is ok with userspace tools, it's fine with me, but I don't even have
this hardware to test with :)
Reviewed-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
