mtp: do not crash when device is unplugged

Leak the mutex if the backend is force unmounted to avoid crash
caused by abort(), when trying to clear already locked mutex.

https://bugzilla.gnome.org/show_bug.cgi?id=739575

1 files changed, 1 insertions, 0 deletions

diff --git a/daemon/gvfsbackendmtp.h b/daemon/gvfsbackendmtp.h
index c45618b8..9ae03018 100644
--- a/daemon/gvfsbackendmtp.h
+++ b/daemon/gvfsbackendmtp.h
@@ -61,6 +61,7 @@ struct _GVfsBackendMtp
   GHashTable *monitors;
   guint hb_id;
   gint unmount_started;
+  gboolean force_unmounted;
 
   gboolean android_extension;
 };