[ostree: 60/70] fetcher: Initialize output_stream_set_lock mutex

[Colin Walters <walters src gnome org>]

commit 6a57d0a2f03eddbe44f1d0edaeb5ef32a99d3e69
Author: Alexander Larsson <alexl redhat com>
Date:   Wed Apr 13 11:14:20 2016 +0200

    fetcher: Initialize output_stream_set_lock mutex
    
    ostree pull-local crashed for me in thread_closure_unref () doing:
        g_mutex_clear (&thread_closure->output_stream_set_lock);
    
    Seems like we never initialize this mutex.
    
    Closes: #254
    Approved by: cgwalters

 src/libostree/ostree-fetcher.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/libostree/ostree-fetcher.c b/src/libostree/ostree-fetcher.c
index 26e72c4..d7915ba 100644
--- a/src/libostree/ostree-fetcher.c
+++ b/src/libostree/ostree-fetcher.c
@@ -541,6 +541,7 @@ _ostree_fetcher_constructed (GObject *object)
   self->thread_closure->output_stream_set = g_hash_table_new_full (NULL, NULL,
                                                                    (GDestroyNotify) NULL,
                                                                    (GDestroyNotify) g_object_unref);
+  g_mutex_init (&self->thread_closure->output_stream_set_lock);
 
   if (g_getenv ("OSTREE_DEBUG_HTTP"))
     {