1 files changed, 4 insertions, 6 deletions
diff --git a/randr/rroutput.c b/randr/rroutput.c
index 686ae49a6..a8efec409 100644
--- a/randr/rroutput.c
+++ b/randr/rroutput.c
@@ -570,12 +570,10 @@ ProcRRSetOutputPrimary(ClientPtr client)
         RRSetPrimaryOutput(pWin->drawable.pScreen, pScrPriv, output);
 
         xorg_list_for_each_entry(slave,
-                                 &pWin->drawable.pScreen->output_slave_list,
-                                 output_head) {
-            rrScrPrivPtr pSlavePriv;
-            pSlavePriv = rrGetScrPriv(slave);
-
-            RRSetPrimaryOutput(slave, pSlavePriv, output);
+                                 &pWin->drawable.pScreen->slave_list,
+                                 slave_head) {
+            if (slave->is_output_slave)
+                RRSetPrimaryOutput(slave, rrGetScrPriv(slave), output);
         }
     }