mtd: spi-nor: core: Return error code from set_4byte_addr_mode()

The prams->set_4byte_addr_mode returns error code but is not handled
in spi_nor_init(). Handle the return code from set_4byte_addr_mode().

Suggested-by: Michael Walle <michael@walle.cc>
Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
Reviewed-by: Michael Walle <michael@walle.cc>
Link: https://lore.kernel.org/r/20220725092505.446315-5-tudor.ambarus@microchip.com

Author: Kuwano-san

drivers/mtd/spi-nor/core.c

@@ -2724,7 +2724,7 @@ static int spi_nor_init(struct spi_nor *nor)
 		 */
 		WARN_ONCE(nor->flags & SNOR_F_BROKEN_RESET,
 			  "enabling reset hack; may not recover from unexpected reboots\n");
-		nor->params->set_4byte_addr_mode(nor, true);
+		return nor->params->set_4byte_addr_mode(nor, true);
 	}
 
 	return 0;