diff options
| -rw-r--r-- | fs/nfsd/nfs4proc.c | 12 | ||||
| -rw-r--r-- | fs/nfsd/nfs4state.c | 14 | ||||
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 9 |
3 files changed, 29 insertions, 6 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index aeb4888bdfad..3fdcca53212a 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -162,6 +162,15 @@ do_open_fhandle(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_ return status; } +static void +copy_clientid(clientid_t *clid, struct nfsd4_session *session) +{ + struct nfsd4_sessionid *sid = + (struct nfsd4_sessionid *)session->se_sessionid.data; + + clid->cl_boot = sid->clientid.cl_boot; + clid->cl_id = sid->clientid.cl_id; +} static __be32 nfsd4_open(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, @@ -178,6 +187,9 @@ nfsd4_open(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, if (open->op_create && open->op_claim_type != NFS4_OPEN_CLAIM_NULL) return nfserr_inval; + if (nfsd4_has_session(cstate)) + copy_clientid(&open->op_clientid, cstate->session); + nfs4_lock_state(); /* check seqid for replay. set nfs4_owner */ diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index bbaf3c9bfe5a..d227f85b5ed2 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -603,8 +603,8 @@ STALE_CLIENTID(clientid_t *clid) { if (clid->cl_boot == boot_time) return 0; - dprintk("NFSD stale clientid (%08x/%08x)\n", - clid->cl_boot, clid->cl_id); + dprintk("NFSD stale clientid (%08x/%08x) boot_time %08lx\n", + clid->cl_boot, clid->cl_id, boot_time); return 1; } @@ -2965,8 +2965,9 @@ nfs4_preprocess_seqid_op(struct nfsd4_compound_state *cstate, u32 seqid, if (lock->lk_is_new) { if (!sop->so_is_open_owner) return nfserr_bad_stateid; - if (!same_clid(&clp->cl_clientid, lockclid)) - return nfserr_bad_stateid; + if (!(flags & HAS_SESSION) && + !same_clid(&clp->cl_clientid, lockclid)) + return nfserr_bad_stateid; /* stp is the open stateid */ status = nfs4_check_openmode(stp, lkflg); if (status) @@ -3507,7 +3508,8 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfs4_file *fp; status = nfserr_stale_clientid; - if (STALE_CLIENTID(&lock->lk_new_clientid)) + if (!nfsd4_has_session(cstate) && + STALE_CLIENTID(&lock->lk_new_clientid)) goto out; /* validate and update open stateid and open seqid */ @@ -3661,7 +3663,7 @@ nfsd4_lockt(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, nfs4_lock_state(); status = nfserr_stale_clientid; - if (STALE_CLIENTID(&lockt->lt_clientid)) + if (!nfsd4_has_session(cstate) && STALE_CLIENTID(&lockt->lt_clientid)) goto out; if ((status = fh_verify(rqstp, &cstate->current_fh, S_IFREG, 0))) { diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 7fdee828f44e..059d4aad39b8 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -189,6 +189,11 @@ static __be32 *read_buf(struct nfsd4_compoundargs *argp, u32 nbytes) return p; } +static int zero_clientid(clientid_t *clid) +{ + return (clid->cl_boot == 0) && (clid->cl_id == 0); +} + static int defer_free(struct nfsd4_compoundargs *argp, void (*release)(const void *), void *p) @@ -584,6 +589,8 @@ nfsd4_decode_lockt(struct nfsd4_compoundargs *argp, struct nfsd4_lockt *lockt) READ_BUF(lockt->lt_owner.len); READMEM(lockt->lt_owner.data, lockt->lt_owner.len); + if (argp->minorversion && !zero_clientid(&lockt->lt_clientid)) + return nfserr_inval; DECODE_TAIL; } @@ -994,6 +1001,8 @@ nfsd4_decode_release_lockowner(struct nfsd4_compoundargs *argp, struct nfsd4_rel READ_BUF(rlockowner->rl_owner.len); READMEM(rlockowner->rl_owner.data, rlockowner->rl_owner.len); + if (argp->minorversion && !zero_clientid(&rlockowner->rl_clientid)) + return nfserr_inval; DECODE_TAIL; } |