ext4: fix fall-through warnings for Clang

In preparation to enable -Wimplicit-fallthrough for Clang, fix a warning
by explicitly adding a break statement instead of just letting the code
fall through to the next case.

Link: https://github.com/KSPP/linux/issues/115
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/03497331f088a938d7a728e7a689bd7953139429.1605896059.git.gustavoars@kernel.org
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 4a16bbf..872d45a 100644 (file)
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4878,6 +4878,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
                               "requested data journaling mode");
                        goto failed_mount_wq;
                }
+               break;
        default:
                break;
        }