1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/mtd/chips/map_rom.c b/drivers/mtd/chips/map_rom.c
index 624c12c232c8..d59ac0136510 100644
--- a/drivers/mtd/chips/map_rom.c
+++ b/drivers/mtd/chips/map_rom.c
@@ -40,15 +40,13 @@ static struct mtd_info *map_rom_probe(struct map_info *map)
         map->fldrv = &maprom_chipdrv;
         mtd->priv = map;
         mtd->name = map->name;
-        mtd->type = MTD_ROM;
+        mtd->type = MTD_GENERIC_TYPE;
         mtd->size = map->size;
         mtd->read = maprom_read;
         mtd->write = maprom_write;
         mtd->sync = maprom_nop;
         mtd->flags = MTD_CAP_ROM;
-        mtd->erasesize = 131072;
-        while(mtd->size & (mtd->erasesize - 1))
-                mtd->erasesize >>= 1;
+        mtd->erasesize = map->size;
 
         __module_get(THIS_MODULE);
         return mtd;