Add patch to fix environment setup

https://gitlab.gnome.org/GNOME/gdm/merge_requests/82
See also #1746563

0001-Revert-gdm-wayland-x-session-allow-users-to-overwrit.patch

@@ -0,0 +1,41 @@
+From b7ba3700aa9e04c4c550ae99af1c4a1b0cdb412d Mon Sep 17 00:00:00 2001
+From: Benjamin Berg <bberg@redhat.com>
+Date: Wed, 4 Sep 2019 14:34:28 +0200
+Subject: [PATCH] Revert "gdm-{wayland,x}-session: allow users to overwrite
+ environment"
+
+This reverts commit 2802e92d27450d86d81b6356dd532ec80e797223.
+---
+ daemon/gdm-wayland-session.c | 2 +-
+ daemon/gdm-x-session.c       | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/daemon/gdm-wayland-session.c b/daemon/gdm-wayland-session.c
+index 79922664..35679b19 100644
+--- a/daemon/gdm-wayland-session.c
++++ b/daemon/gdm-wayland-session.c
+@@ -320,7 +320,7 @@ spawn_session (State        *state,
+                                 continue;
+                         }
+ 
+-                        g_subprocess_launcher_setenv (launcher, environment_entry[0], environment_entry[1], TRUE);
++                        g_subprocess_launcher_setenv (launcher, environment_entry[0], environment_entry[1], FALSE);
+                 }
+ 
+                 /* Don't allow session specific environment variables from earlier sessions to
+diff --git a/daemon/gdm-x-session.c b/daemon/gdm-x-session.c
+index 9714da3e..58865a6c 100644
+--- a/daemon/gdm-x-session.c
++++ b/daemon/gdm-x-session.c
+@@ -635,7 +635,7 @@ spawn_session (State        *state,
+                                 continue;
+                         }
+ 
+-                        g_subprocess_launcher_setenv (launcher, environment_entry[0], environment_entry[1], TRUE);
++                        g_subprocess_launcher_setenv (launcher, environment_entry[0], environment_entry[1], FALSE);
+                 }
+ 
+                 /* Don't allow session specific environment variables from earlier sessions to
+-- 
+2.21.0
+

gdm.spec

@@ -10,7 +10,7 @@
 Name: gdm
 Epoch: 1
 Version: 3.33.90
-Release: 3%{?dist}
+Release: 4%{?dist}
 Summary: The GNOME Display Manager
 
 License: GPLv2+
@@ -20,6 +20,7 @@ Source1: org.gnome.login-screen.gschema.override
 Patch0: 0001-Honor-initial-setup-being-disabled-by-distro-install.patch
 
 Patch10001: 0001-data-disable-wayland-if-modesetting-is-disabled.patch
+Patch10002: 0001-Revert-gdm-wayland-x-session-allow-users-to-overwrit.patch
 
 Patch99: system-dconf.patch
 
@@ -311,6 +312,11 @@ fi
 %{_libdir}/pkgconfig/gdm-pam-extensions.pc
 
 %changelog
+* Wed Sep 04 2019 Benjamin Berg <bberg@redhat.com> - 1:3.33.90-4
+- Add patch to fix environment setup
+  https://gitlab.gnome.org/GNOME/gdm/merge_requests/82
+  See also #1746563
+
 * Mon Aug 26 2019 Adam Williamson <awilliam@redhat.com> - 1:3.33.90-3
 - Drop patch from -2, better fix was applied to systemd