diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index ea29c608be89..8354dfae7038 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -5544,6 +5544,7 @@ int nfs4_proc_setclientid(struct nfs_client *clp, u32 program,
 	}
 	status = task->tk_status;
 	if (setclientid.sc_cred) {
+		kfree(clp->cl_acceptor);
 		clp->cl_acceptor = rpcauth_stringify_acceptor(setclientid.sc_cred);
 		put_rpccred(setclientid.sc_cred);
 	}