*: style fixes. no code changes (verified with objdump)

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/util-linux/volume_id/unused_msdos.c b/util-linux/volume_id/unused_msdos.c
index ccec72c..65fb885 100644
--- a/util-linux/volume_id/unused_msdos.c
+++ b/util-linux/volume_id/unused_msdos.c
@@ -73,9 +73,11 @@
 	/* check flags on all entries for a valid partition table */
 	part = (struct msdos_partition_entry*) &buf[MSDOS_PARTTABLE_OFFSET];
 	for (i = 0; i < 4; i++) {
-		if (part[i].boot_ind != 0 &&
-		    part[i].boot_ind != 0x80)
+		if (part[i].boot_ind != 0
+		 && part[i].boot_ind != 0x80
+		) {
 			return -1;
+		}
 
 		if (part[i].nr_sects != 0)
 			empty = 0;