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nfsd4: warn on odd create_session state

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This should never happen.

(Note: the comparable case in setclientid_confirm *can* happen, since
updating a client record can result in both confirmed and unconfirmed
records with the same clientid.)

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2013-03-12 10:12:37 -04:00
parent 491402a787
commit 78389046f7
1 changed files with 2 additions and 0 deletions
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2
fs/nfsd/nfs4state.c
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@ -1788,6 +1788,7 @@ nfsd4_create_session(struct svc_rqst *rqstp,
nfs4_lock_state();
unconf = find_unconfirmed_client(&cr_ses->clientid, true, nn);
conf = find_confirmed_client(&cr_ses->clientid, true, nn);
WARN_ON_ONCE(conf && unconf);
if (conf) {
cs_slot = &conf->cl_cs_slot;
@ -2129,6 +2130,7 @@ nfsd4_destroy_clientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *csta
nfs4_lock_state();
unconf = find_unconfirmed_client(&dc->clientid, true, nn);
conf = find_confirmed_client(&dc->clientid, true, nn);
WARN_ON_ONCE(conf && unconf);
if (conf) {
clp = conf;