mtd: spi-nor: assign mtd->priv in spi_nor_scan()

Layering suggests that the SPI NOR layer (not the hardware driver)
should be initializing the MTD layer.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Tested-by: Joachim Eastwood <manabian@gmail.com>
4 files changed