[mutter/benzea/ignore-monitor-connector: 1248/1253] monitor: Make the connector the last sort key for monitors

[Benjamin Berg <bberg src gnome org>]

commit 193da8de1931bc7742b52f45eb687771908fe910
Author: Benjamin Berg <bberg redhat com>
Date:   Fri Dec 20 13:47:31 2019 +0100

    monitor: Make the connector the last sort key for monitors
    
    We want to ignore the connector in certain situations. Prepare this by
    changing the sort order so that two monitors will be paired up in the
    list if only the connector is different.
    
    https://gitlab.gnome.org/GNOME/mutter/issues/932

 src/backends/meta-monitor.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)
---
diff --git a/src/backends/meta-monitor.c b/src/backends/meta-monitor.c
index ae7816a3bd..ae2b8ea04b 100644
--- a/src/backends/meta-monitor.c
+++ b/src/backends/meta-monitor.c
@@ -143,19 +143,23 @@ meta_monitor_spec_compare (MetaMonitorSpec *monitor_spec_a,
 {
   int ret;
 
-  ret = strcmp (monitor_spec_a->connector, monitor_spec_b->connector);
+  ret = strcmp (monitor_spec_a->vendor, monitor_spec_b->vendor);
   if (ret != 0)
     return ret;
 
-  ret = strcmp (monitor_spec_a->vendor, monitor_spec_b->vendor);
+  ret = strcmp (monitor_spec_a->product, monitor_spec_b->product);
   if (ret != 0)
     return ret;
 
-  ret = strcmp (monitor_spec_a->product, monitor_spec_b->product);
+  ret = strcmp (monitor_spec_a->serial, monitor_spec_b->serial);
+  if (ret != 0)
+    return ret;
+
+  ret = strcmp (monitor_spec_a->connector, monitor_spec_b->connector);
   if (ret != 0)
     return ret;
 
-  return strcmp (monitor_spec_a->serial, monitor_spec_b->serial);
+  return 0;
 }
 
 void