mtd: map_ram: Enable mtdoops

Signed-off-by: Alessio Igor Bogani <alessio.bogani@elettra.eu>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

drivers/mtd/chips/map_ram.c

@@ -68,6 +68,7 @@ static struct mtd_info *map_ram_probe(struct map_info *map)
 	mtd->_get_unmapped_area = mapram_unmapped_area;
 	mtd->_read = mapram_read;
 	mtd->_write = mapram_write;
+	mtd->_panic_write = mapram_write;
 	mtd->_sync = mapram_nop;
 	mtd->flags = MTD_CAP_RAM;
 	mtd->writesize = 1;