From 00a8463181c33d1586b0c4c73c55703a296c6fde Mon Sep 17 00:00:00 2001
From: Martin Stransky <stransky@redhat.com>
Date: Fri, 2 Feb 2018 16:49:59 +0100
Subject: [PATCH] Fix crash when e10s is disabled and default wl_queue is
 processed.

---
 firefox.spec      |  7 ++++++-
 queue-crash.patch | 26 ++++++++++++++++++++++++++
 2 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100644 queue-crash.patch

diff --git a/firefox.spec b/firefox.spec
index 9ff131b..806f952 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -98,7 +98,7 @@ ExclusiveArch: x86_64 i686
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
 Version:        59.0
-Release:        0.7%{?pre_tag}%{?dist}
+Release:        0.8%{?pre_tag}%{?dist}
 URL:            https://www.mozilla.org/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 #Source0:        https://archive.mozilla.org/pub/firefox/releases/%{version}%{?pre_version}/source/firefox-%{version}%{?pre_version}.source.tar.xz
@@ -164,6 +164,7 @@ Patch453:        mozilla-1433081.patch
 Patch454:        remote-profile.patch
 Patch455:        mozilla-1434572.patch
 Patch456:        mozilla-1434565.patch
+Patch457:        queue-crash.patch
 
 # Debian patches
 Patch500:        mozilla-440908.patch
@@ -335,6 +336,7 @@ This package contains results of tests executed during build.
 %patch454 -p1 -b .remote-profile
 %patch455 -p1 -b .1434572
 %patch456 -p1 -b .1434565
+%patch457 -p1 -b .queue-crash
 
 # Patch for big endian platforms only
 %if 0%{?big_endian}
@@ -868,6 +870,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Fri Feb 2 2018 Martin Stransky <stransky@redhat.com> - 59.0-0.8
+- Fix crash when e10s is disabled and default wl_queue is processed.
+
 * Fri Feb 2 2018 Martin Stransky <stransky@redhat.com> - 59.0-0.7
 - Fixed Firefox X11 desktop file launcher.
 
diff --git a/queue-crash.patch b/queue-crash.patch
new file mode 100644
index 0000000..962fce9
--- /dev/null
+++ b/queue-crash.patch
@@ -0,0 +1,26 @@
+diff --git a/widget/gtk/WindowSurfaceWayland.cpp b/widget/gtk/WindowSurfaceWayland.cpp
+--- a/widget/gtk/WindowSurfaceWayland.cpp
++++ b/widget/gtk/WindowSurfaceWayland.cpp
+@@ -268,17 +268,21 @@ nsWaylandDisplay::GetShm()
+ 
+   if (!mShm) {
+     // wl_shm is not provided by Gtk so we need to query wayland directly
+     // See weston/simple-shm.c and create_display() for reference.
+     wl_registry* registry = wl_display_get_registry(mDisplay);
+     wl_registry_add_listener(registry, &registry_listener, this);
+ 
+     wl_proxy_set_queue((struct wl_proxy *)registry, mEventQueue);
+-    wl_display_roundtrip_queue(mDisplay, mEventQueue);
++    if (mEventQueue) {
++      wl_display_roundtrip_queue(mDisplay, mEventQueue);
++    } else {
++      wl_display_roundtrip(mDisplay);
++    }
+ 
+     MOZ_RELEASE_ASSERT(mShm, "Wayland registry query failed!");
+   }
+ 
+   return(mShm);
+ }
+ 
+ bool