udf: fix novrs mount option

The novrs mount option was broken due to a missing break.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jan Kara <jack@suse.cz>
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 4457da0..36a467c 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -439,6 +439,7 @@
 		switch (token) {
 		case Opt_novrs:
 			uopt->novrs = 1;
+			break;
 		case Opt_bs:
 			if (match_int(&args[0], &option))
 				return 0;