mtd: spi-nor: core: Shrink the storage size of the flash_info's addr_nbytes

The maximum number of address bytes in SPI NOR is 4. Shrink the storage
size of the flash_info's addr_nbytes.

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Reviewed-by: Michael Walle <michael@walle.cc>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
Link: https://lore.kernel.org/r/20220725092505.446315-3-tudor.ambarus@microchip.com

diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index 14921a5..19a692e 100644 (file)
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -487,7 +487,7 @@ struct flash_info {
        unsigned sector_size;
        u16 n_sectors;
        u16 page_size;
-       u16 addr_nbytes;
+       u8 addr_nbytes;
 
        bool parse_sfdp;
        u16 flags;