NFSD: Remove duplicate initialization of file_lock

locks_alloc_lock() has initialized struct file_lock, no need to
re-initialize it here.
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Reviewed-by: Jeff Layton <jlayton@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

fs/nfsd/nfs4state.c

@@ -3766,7 +3766,6 @@ static struct file_lock *nfs4_alloc_init_lease(struct nfs4_file *fp, int flag)
 	fl = locks_alloc_lock();
 	if (!fl)
 		return NULL;
-	locks_init_lock(fl);
 	fl->fl_lmops = &nfsd_lease_mng_ops;
 	fl->fl_flags = FL_DELEG;
 	fl->fl_type = flag == NFS4_OPEN_DELEGATE_READ? F_RDLCK: F_WRLCK;
@@ -5217,7 +5216,6 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 	}
 
 	fp = lock_stp->st_stid.sc_file;
-	locks_init_lock(file_lock);
 	switch (lock->lk_type) {
 		case NFS4_READ_LT:
 		case NFS4_READW_LT:
@@ -5361,7 +5359,7 @@ nfsd4_lockt(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		status = nfserr_jukebox;
 		goto out;
 	}
-	locks_init_lock(file_lock);
+
 	switch (lockt->lt_type) {
 		case NFS4_READ_LT:
 		case NFS4_READW_LT:
@@ -5439,7 +5437,7 @@ nfsd4_locku(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		status = nfserr_jukebox;
 		goto fput;
 	}
-	locks_init_lock(file_lock);
+
 	file_lock->fl_type = F_UNLCK;
 	file_lock->fl_owner = (fl_owner_t)lockowner(stp->st_stateowner);
 	file_lock->fl_pid = current->tgid;