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author | Gustavo A. R. Silva <garsilva@embeddedor.com> | 2017-10-15 12:55:23 -0500 |
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committer | Ilya Dryomov <idryomov@gmail.com> | 2017-11-13 12:11:39 +0100 |
commit | 18370b36b28a6c1b059392e9b8f9a80332e51e7c (patch) | |
tree | e59f88ab5cf71d837e826d413b4c88295a96b99a /net | |
parent | 76bd6ec4988065d39983ba8e93bb738313f68050 (diff) | |
download | op-kernel-dev-18370b36b28a6c1b059392e9b8f9a80332e51e7c.zip op-kernel-dev-18370b36b28a6c1b059392e9b8f9a80332e51e7c.tar.gz |
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 <garsilva@embeddedor.com>
[idryomov@gmail.com: amended "Older OSDs" comment]
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'net')
-rw-r--r-- | net/ceph/ceph_hash.c | 12 | ||||
-rw-r--r-- | net/ceph/messenger.c | 1 | ||||
-rw-r--r-- | net/ceph/mon_client.c | 5 |
3 files changed, 15 insertions, 3 deletions
diff --git a/net/ceph/ceph_hash.c b/net/ceph/ceph_hash.c index 67bb1f1..9a5850f2 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 */ diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index ad93342..8a4d375 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -430,6 +430,7 @@ static void ceph_sock_state_change(struct sock *sk) switch (sk->sk_state) { case TCP_CLOSE: dout("%s TCP_CLOSE\n", __func__); + /* fall through */ case TCP_CLOSE_WAIT: dout("%s TCP_CLOSE_WAIT\n", __func__); con_sock_state_closing(con); diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c index 9ae1bab..1547107 100644 --- a/net/ceph/mon_client.c +++ b/net/ceph/mon_client.c @@ -1279,9 +1279,10 @@ static struct ceph_msg *mon_alloc_msg(struct ceph_connection *con, /* * Older OSDs don't set reply tid even if the orignal - * request had a non-zero tid. Workaround this weirdness - * by falling through to the allocate case. + * request had a non-zero tid. Work around this weirdness + * by allocating a new message. */ + /* fall through */ case CEPH_MSG_MON_MAP: case CEPH_MSG_MDS_MAP: case CEPH_MSG_OSD_MAP: |