whitespace cleanup. no code changes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/libbb/loop.c b/libbb/loop.c
index b3a5208..823fba0 100644
--- a/libbb/loop.c
+++ b/libbb/loop.c
@@ -150,9 +150,9 @@
 			}
 
 		/* If this block device already set up right, re-use it.
-		   (Yes this is racy, but associating two loop devices with the same
-		   file isn't pretty either.  In general, mounting the same file twice
-		   without using losetup manually is problematic.)
+		 * (Yes this is racy, but associating two loop devices with the same
+		 * file isn't pretty either.  In general, mounting the same file twice
+		 * without using losetup manually is problematic.)
 		 */
 		} else
 		if (strcmp(file, (char *)loopinfo.lo_file_name) != 0