From 18370b36b28a6c1b059392e9b8f9a80332e51e7c Mon Sep 17 00:00:00 2001 From: "Gustavo A. R. Silva" Date: Sun, 15 Oct 2017 12:55:23 -0500 Subject: ceph: mark expected switch fall-throughs In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva [idryomov@gmail.com: amended "Older OSDs" comment] Signed-off-by: Ilya Dryomov --- net/ceph/ceph_hash.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'net/ceph/ceph_hash.c') diff --git a/net/ceph/ceph_hash.c b/net/ceph/ceph_hash.c index 67bb1f11e613..9a5850f264ed 100644 --- a/net/ceph/ceph_hash.c +++ b/net/ceph/ceph_hash.c @@ -47,28 +47,38 @@ unsigned int ceph_str_hash_rjenkins(const char *str, unsigned int length) /* handle the last 11 bytes */ c = c + length; - switch (len) { /* all the case statements fall through */ + switch (len) { case 11: c = c + ((__u32)k[10] << 24); + /* fall through */ case 10: c = c + ((__u32)k[9] << 16); + /* fall through */ case 9: c = c + ((__u32)k[8] << 8); /* the first byte of c is reserved for the length */ + /* fall through */ case 8: b = b + ((__u32)k[7] << 24); + /* fall through */ case 7: b = b + ((__u32)k[6] << 16); + /* fall through */ case 6: b = b + ((__u32)k[5] << 8); + /* fall through */ case 5: b = b + k[4]; + /* fall through */ case 4: a = a + ((__u32)k[3] << 24); + /* fall through */ case 3: a = a + ((__u32)k[2] << 16); + /* fall through */ case 2: a = a + ((__u32)k[1] << 8); + /* fall through */ case 1: a = a + k[0]; /* case 0: nothing left to add */ -- cgit