nfsd4: setclientid remove unnecessary terms from a logical expression

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index c743cdf..7bb4e88 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2344,9 +2344,8 @@
 			nfsd4_probe_callback(conf);
 			status = nfs_ok;
 		}
-	} else if ((!conf || (conf && !same_verf(&conf->cl_confirm, &confirm)))
-	    && (!unconf || (unconf && !same_verf(&unconf->cl_confirm,
-				    				&confirm)))) {
+	} else if ((!conf || !same_verf(&conf->cl_confirm, &confirm))
+	    && (!unconf || !same_verf(&unconf->cl_confirm, &confirm))) {
 		/*
 		 * RFC 3530 14.2.34 CASE 4:
 		 * Client probably hasn't noticed that we rebooted yet.