mtd: ubi: Set max_write_size to actual value read from flash
Currently max_write_size is set to minimal I/O size. Set to buffer size
read from flash. Required by UBIFS recovery which uses max_write_size
for error detection.
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>