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nfsd: lock state around put client and delegation in nfsd4_cb_recall 

not having the state locked before putting the client/delegation causes a bug.
Also removed the comment from the function header about the state being already locked

Signed-off-by: Alexandros Batsakis <batsakis@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Alexandros Batsakis 2008-12-18 19:55:16 -08:00 committed by J. Bruce Fields
parent 6c02eaa1d1
commit e37da04ed1
1 changed files with 2 additions and 1 deletions
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3
fs/nfsd/nfs4callback.c
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@ -451,7 +451,6 @@ nfsd4_probe_callback(struct nfs4_client *clp)
/*
* called with dp->dl_count inc'ed.
* nfs4_lock_state() may or may not have been called.
*/
void
nfsd4_cb_recall(struct nfs4_delegation *dp)
@ -491,7 +490,9 @@ out_put_cred:
* Success or failure, now we're either waiting for lease expiration
* or deleg_return.
*/
nfs4_lock_state();
put_nfs4_client(clp);
nfs4_put_delegation(dp);
nfs4_unlock_state();
return;
}