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Commit fe0bf118 authored by Markus Elfring's avatar Markus Elfring Committed by Trond Myklebust
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NFS: Deletion of unnecessary checks before the function call "nfs_put_client" 



The nfs_put_client() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: default avatarMarkus Elfring <elfring@users.sourceforge.net>
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
parent 1306729b

fs/nfs/filelayout/filelayoutdev.c

+1 −2
Original line number Diff line number Diff line
@@ -204,7 +204,6 @@ destroy_ds(struct nfs4_pnfs_ds *ds) 
	ifdebug(FACILITY)

		print_ds(ds);



	if (ds->ds_clp)

	nfs_put_client(ds->ds_clp);



	while (!list_empty(&ds->ds_addrs)) {

fs/nfs/nfs4client.c

+5 −10
Original line number Diff line number Diff line
@@ -498,7 +498,6 @@ int nfs40_walk_client_list(struct nfs_client *new, 
			atomic_inc(&pos->cl_count);

			spin_unlock(&nn->nfs_client_lock);



			if (prev)

			nfs_put_client(prev);

			prev = pos;
@@ -517,7 +516,6 @@ int nfs40_walk_client_list(struct nfs_client *new, 
		atomic_inc(&pos->cl_count);

		spin_unlock(&nn->nfs_client_lock);



		if (prev)

		nfs_put_client(prev);

		prev = pos;
@@ -549,7 +547,6 @@ int nfs40_walk_client_list(struct nfs_client *new, 


	/* No match found. The server lost our clientid */

out:

	if (prev)

	nfs_put_client(prev);

	dprintk("NFS: <-- %s status = %d\n", __func__, status);

	return status;
@@ -641,7 +638,6 @@ int nfs41_walk_client_list(struct nfs_client *new, 
			atomic_inc(&pos->cl_count);

			spin_unlock(&nn->nfs_client_lock);



			if (prev)

			nfs_put_client(prev);

			prev = pos;
@@ -675,7 +671,6 @@ int nfs41_walk_client_list(struct nfs_client *new, 
	/* No matching nfs_client found. */

	spin_unlock(&nn->nfs_client_lock);

	dprintk("NFS: <-- %s status = %d\n", __func__, status);

	if (prev)

	nfs_put_client(prev);

	return status;

}