tty: nozomi: remove unneeded break

A break is not needed if it is preceded by a return

Add explicit fallthrough

Signed-off-by: Tom Rix <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/tty/nozomi.c

···
 		buf16 = (u16 *) buf;
 		*buf16 = __le16_to_cpu(readw(ptr));
 		goto out;
-		break;
 	case 4:	/* 4 bytes */
 		*(buf) = __le32_to_cpu(readl(ptr));
 		goto out;
-		break;
 	}
 
 	while (i < size_bytes) {
···
 		buf16 = (const u16 *)buf;
 		writew(__cpu_to_le16(*buf16), ptr);
 		return 2;
-		break;
 	case 1: /*
 		 * also needs to write 4 bytes in this case
 		 * so falling through..
 		 */
+		fallthrough;
 	case 4: /* 4 bytes */
 		writel(__cpu_to_le32(*buf), ptr);
 		return 4;
-		break;
 	}
 
 	while (i < size_bytes) {