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| author | Sage Weil <sage@newdream.net> | 2010-04-01 16:06:19 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-05-17 15:25:18 -0700 |
| commit | a79832f26be370ee26ea81eecdfd42d10e49d66a (patch) | |
| tree | 59d55f3c928558505a420830eddfb01b3186d467 /fs/ceph/mon_client.c | |
| parent | d52f847a841bfeba0ea87a7842732d388a1ca2e8 (diff) | |
| download | linux-a79832f26be370ee26ea81eecdfd42d10e49d66a.tar.bz2 | |
ceph: make ceph_msg_new return NULL on failure; clean up, fix callers
Returning ERR_PTR(-ENOMEM) is useless extra work. Return NULL on failure
instead, and fix up the callers (about half of which were wrong anyway).
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/mon_client.c')
| -rw-r--r-- | fs/ceph/mon_client.c | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/fs/ceph/mon_client.c b/fs/ceph/mon_client.c index 5bee9250bf2a..35f593e7e364 100644 --- a/fs/ceph/mon_client.c +++ b/fs/ceph/mon_client.c @@ -490,16 +490,13 @@ int ceph_monc_do_statfs(struct ceph_mon_client *monc, struct ceph_statfs *buf) req->buf = buf; init_completion(&req->completion); + err = -ENOMEM; req->request = ceph_msg_new(CEPH_MSG_STATFS, sizeof(*h), 0, 0, NULL); - if (IS_ERR(req->request)) { - err = PTR_ERR(req->request); + if (!req->request) goto out; - } req->reply = ceph_msg_new(CEPH_MSG_STATFS_REPLY, 1024, 0, 0, NULL); - if (IS_ERR(req->reply)) { - err = PTR_ERR(req->reply); + if (!req->reply) goto out; - } /* fill out request */ h = req->request->front.iov_base; @@ -634,30 +631,22 @@ int ceph_monc_init(struct ceph_mon_client *monc, struct ceph_client *cl) CEPH_ENTITY_TYPE_OSD | CEPH_ENTITY_TYPE_MDS; /* msg pools */ + err = -ENOMEM; monc->m_subscribe_ack = ceph_msg_new(CEPH_MSG_MON_SUBSCRIBE_ACK, sizeof(struct ceph_mon_subscribe_ack), 0, 0, NULL); - if (IS_ERR(monc->m_subscribe_ack)) { - err = PTR_ERR(monc->m_subscribe_ack); - monc->m_subscribe_ack = NULL; + if (!monc->m_subscribe_ack) goto out_monmap; - } monc->m_auth_reply = ceph_msg_new(CEPH_MSG_AUTH_REPLY, 4096, 0, 0, NULL); - if (IS_ERR(monc->m_auth_reply)) { - err = PTR_ERR(monc->m_auth_reply); - monc->m_auth_reply = NULL; + if (!monc->m_auth_reply) goto out_subscribe_ack; - } monc->m_auth = ceph_msg_new(CEPH_MSG_AUTH, 4096, 0, 0, NULL); monc->pending_auth = 0; - if (IS_ERR(monc->m_auth)) { - err = PTR_ERR(monc->m_auth); - monc->m_auth = NULL; + if (!monc->m_auth) goto out_auth_reply; - } monc->cur_mon = -1; monc->hunting = true; |