Backport a fix for a crash when processing virtual elements

https://bugzilla.redhat.com/show_bug.cgi?id=1488707

0001-tracker-extract-Skip-over-virtual-elements.patch

@@ -0,0 +1,33 @@
+From a0da953c8637bef4ddb963e0d459dfa37b5a643a Mon Sep 17 00:00:00 2001
+From: Carlos Garnacho <carlosg@gnome.org>
+Date: Tue, 12 Sep 2017 15:13:46 +0200
+Subject: [PATCH] tracker-extract: Skip over virtual elements
+
+It is possible to fool tracker-extract into processing virtual elements
+that aren't backed up by files. Those can be safely ignored instead.
+
+https://bugzilla.gnome.org/show_bug.cgi?id=785853
+---
+ src/tracker-extract/tracker-extract-decorator.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git a/src/tracker-extract/tracker-extract-decorator.c b/src/tracker-extract/tracker-extract-decorator.c
+index cfb51d797..6e251f436 100644
+--- a/src/tracker-extract/tracker-extract-decorator.c
++++ b/src/tracker-extract/tracker-extract-decorator.c
+@@ -264,6 +264,12 @@ decorator_next_item_cb (TrackerDecorator *decorator,
+ 
+ 		g_clear_error (&error);
+ 		return;
++	} else if (!tracker_decorator_info_get_url (info)) {
++		/* Skip virtual elements with no real file representation */
++		priv->n_extracting_files--;
++		tracker_decorator_info_unref (info);
++		decorator_get_next_file (decorator);
++		return;
+ 	}
+ 
+ 	data = g_new0 (ExtractData, 1);
+-- 
+2.14.1
+

tracker-miners.spec

@@ -14,9 +14,12 @@
 
 Name:           tracker-miners
 Version:        2.0.0
-Release:        2%{?dist}
+Release:        3%{?dist}
 Summary:        Tracker miners and metadata extractors
 
+# Backported from upstream
+Patch0:         0001-tracker-extract-Skip-over-virtual-elements.patch
+
 # libtracker-extract is LGPLv2+; the miners are a mix of GPLv2+ and LGPLv2+ code
 License:        GPLv2+ and LGPLv2+
 URL:            https://wiki.gnome.org/Projects/Tracker
@@ -126,6 +129,9 @@ rm -f %{buildroot}%{_libdir}/tracker-miners-2.0/*.so
 
 
 %changelog
+* Tue Sep 19 2017 Kalev Lember <klember@redhat.com> - 2.0.0-3
+- Backport a fix for a crash when processing virtual elements (#1488707)
+
 * Fri Sep 15 2017 Kalev Lember <klember@redhat.com> - 2.0.0-2
 - Package review fixes (#1491725):
 - Pass --disable-mp3 to use the generic gstreamer extractor