diff options
Diffstat (limited to 'fs/nfsd/nfs4state.c')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index e42b5670ddee..991a8a7414f7 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -2245,18 +2245,21 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp, if (conf && !same_creds(&conf->cl_cred, &rqstp->rq_cred)) goto out; /* cases below refer to rfc 3530 section 14.2.34: */ - if (conf && unconf && same_verf(&confirm, &unconf->cl_confirm)) { - /* case 1: callback update */ + if (!unconf || !same_verf(&confirm, &unconf->cl_confirm)) { + if (conf && !unconf) /* case 2: probable retransmit */ + status = nfs_ok; + else /* case 4: client hasn't noticed we rebooted yet? */ + status = nfserr_stale_clientid; + goto out; + } + status = nfs_ok; + if (conf) { /* case 1: callback update */ nfsd4_change_callback(conf, &unconf->cl_cb_conn); nfsd4_probe_callback(conf); expire_client(unconf); - status = nfs_ok; - } else if (conf && !unconf) { - status = nfs_ok; - } else if (!conf && unconf - && same_verf(&unconf->cl_confirm, &confirm)) { - /* case 3: normal case; new or rebooted client */ + } else { /* case 3: normal case; new or rebooted client */ unsigned int hash = clientstr_hashval(unconf->cl_recdir); + conf = find_confirmed_client_by_str(unconf->cl_recdir, hash); if (conf) { nfsd4_client_record_remove(conf); @@ -2264,11 +2267,6 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp, } move_to_confirmed(unconf); nfsd4_probe_callback(unconf); - status = nfs_ok; - } else if ((!conf || !same_verf(&conf->cl_confirm, &confirm)) - && (!unconf || !same_verf(&unconf->cl_confirm, &confirm))) { - /* case 4: client hasn't noticed we rebooted yet? */ - status = nfserr_stale_clientid; } out: nfs4_unlock_state(); |