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nfsd4: simplify process_open1 logic

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No change in behavior.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2011-10-12 20:44:20 -04:00
parent 3557e43b8f
commit bcf130f9df
1 changed files with 8 additions and 14 deletions
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22
fs/nfsd/nfs4state.c
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@ -2506,7 +2506,6 @@ nfsd4_process_open1(struct nfsd4_compound_state *cstate,
struct nfs4_client *clp = NULL;
unsigned int strhashval;
struct nfs4_openowner *oo = NULL;
__be32 status;
if (STALE_CLIENTID(&open->op_clientid))
return nfserr_stale_clientid;
@ -2515,30 +2514,25 @@ nfsd4_process_open1(struct nfsd4_compound_state *cstate,
oo = find_openstateowner_str(strhashval, open);
open->op_openowner = oo;
if (!oo) {
/* Make sure the client's lease hasn't expired. */
clp = find_confirmed_client(clientid);
if (clp == NULL)
return nfserr_expired;
goto renew;
goto new_owner;
}
if (!(oo->oo_flags & NFS4_OO_CONFIRMED)) {
/* Replace unconfirmed owners without checking for replay. */
clp = oo->oo_owner.so_client;
release_openowner(oo);
open->op_openowner = NULL;
goto renew;
}
status = nfsd4_check_seqid(cstate, &oo->oo_owner, open->op_seqid);
if (status)
return status;
renew:
if (open->op_openowner == NULL) {
oo = alloc_init_open_stateowner(strhashval, clp, open);
if (oo == NULL)
return nfserr_jukebox;
open->op_openowner = oo;
goto new_owner;
}
list_del_init(&oo->oo_close_lru);
return nfsd4_check_seqid(cstate, &oo->oo_owner, open->op_seqid);
new_owner:
oo = alloc_init_open_stateowner(strhashval, clp, open);
if (oo == NULL)
return nfserr_jukebox;
open->op_openowner = oo;
return nfs_ok;
}