[cogl/cogl-1.22] egl-kms: append output after we know we found it

[Emmanuele Bassi <ebassi src gnome org>]

commit e7f54e6e600e5dafeb76638356854d68ed5ff8fa
Author: Marek Chalupa <mchqwerty gmail com>
Date:   Wed Jul 15 09:31:58 2015 +0200

    egl-kms: append output after we know we found it
    
    Otherwise we just append NULL output which is wrong and can
    break things
    
    Signed-off-by: Emmanuele Bassi <ebassi gnome org>
    
    https://bugzilla.gnome.org/show_bug.cgi?id=752406

 cogl/winsys/cogl-winsys-egl-kms.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/cogl/winsys/cogl-winsys-egl-kms.c b/cogl/winsys/cogl-winsys-egl-kms.c
index c5d014a..6628927 100644
--- a/cogl/winsys/cogl-winsys-egl-kms.c
+++ b/cogl/winsys/cogl-winsys-egl-kms.c
@@ -668,10 +668,11 @@ _cogl_winsys_egl_display_setup (CoglDisplay *display,
                          NULL,
                          0, /* n excluded connectors */
                          error);
-  kms_display->outputs = g_list_append (kms_display->outputs, output0);
   if (!output0)
     return FALSE;
 
+  kms_display->outputs = g_list_append (kms_display->outputs, output0);
+
   if (getenv ("COGL_KMS_MIRROR"))
     mirror = TRUE;
   else