[tracker] tracker-control: Fix crash when unable to get miner pause details

[JÃrg Billeter <juergbi src gnome org>]

commit 99269a1e3c0a77765ca496347c205b44b4051f48
Author: JÃrg Billeter <j bitron ch>
Date:   Tue Jun 28 15:05:12 2011 +0200

    tracker-control: Fix crash when unable to get miner pause details
    
    Fixes NB#269359.

 src/tracker-control/tracker-control-status.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/src/tracker-control/tracker-control-status.c b/src/tracker-control/tracker-control-status.c
index 42a2a92..9e11cd8 100644
--- a/src/tracker-control/tracker-control-status.c
+++ b/src/tracker-control/tracker-control-status.c
@@ -146,6 +146,12 @@ miner_get_details (TrackerMinerManager  *manager,
 	                                 pause_applications,
 	                                 pause_reasons);
 
+	if (!(*pause_applications) || !(*pause_reasons)) {
+		/* unable to get pause details,
+		   already logged by tracker_miner_manager_is_paused */
+		return FALSE;
+	}
+
 	return TRUE;
 }