[mutter] gpu/kms: Fix connector id type in helper

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 5d5d296551e659f6ae19055e73cf7c4cb3005698
Author: Jonas Ådahl <jadahl gmail com>
Date:   Fri Mar 8 18:38:42 2019 +0100

    gpu/kms: Fix connector id type in helper
    
    It's a uint32_t, not a long.
    
    https://gitlab.gnome.org/GNOME/mutter/issues/548
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/525

 src/backends/native/meta-gpu-kms.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/backends/native/meta-gpu-kms.c b/src/backends/native/meta-gpu-kms.c
index 235867e99..36b090379 100644
--- a/src/backends/native/meta-gpu-kms.c
+++ b/src/backends/native/meta-gpu-kms.c
@@ -568,8 +568,8 @@ create_mode (const drmModeModeInfo *drm_mode,
 }
 
 static MetaOutput *
-find_output_by_connector_id (GList *outputs,
-                             glong  id)
+find_output_by_connector_id (GList    *outputs,
+                             uint32_t  connector_id)
 {
   GList *l;
 
@@ -577,7 +577,7 @@ find_output_by_connector_id (GList *outputs,
     {
       MetaOutput *output = l->data;
 
-      if (meta_output_kms_get_connector_id (output) == id)
+      if (meta_output_kms_get_connector_id (output) == connector_id)
         return output;
     }