[brasero] Fix a memleak

[Philippe Rouquier <philippr src gnome org>]

commit 8219227292bb17156feced3199f795f8da8e8647
Author: Philippe Rouquier <bonfire-app wanadoo fr>
Date:   Tue Jul 14 16:51:11 2009 +0200

    Fix a memleak

 libbrasero-burn/brasero-caps-session.c |    2 +-
 libbrasero-media/brasero-drive.c       |   13 ++++++++++++-
 2 files changed, 13 insertions(+), 2 deletions(-)
---
diff --git a/libbrasero-burn/brasero-caps-session.c b/libbrasero-burn/brasero-caps-session.c
index 2bfaebc..3896f6d 100644
--- a/libbrasero-burn/brasero-caps-session.c
+++ b/libbrasero-burn/brasero-caps-session.c
@@ -982,9 +982,9 @@ BraseroImageFormat
 brasero_burn_session_get_default_output_format (BraseroBurnSession *session)
 {
 	BraseroBurnCaps *self;
-	BraseroTrackType output;
 	BraseroBurnResult result;
 	BraseroTrackType source = { BRASERO_TRACK_TYPE_NONE, { 0, }};
+	BraseroTrackType output = { BRASERO_TRACK_TYPE_NONE, { 0, }};
 
 	self = brasero_burn_caps_get_default ();
 
diff --git a/libbrasero-media/brasero-drive.c b/libbrasero-media/brasero-drive.c
index 9978f4f..d801253 100644
--- a/libbrasero-media/brasero-drive.c
+++ b/libbrasero-media/brasero-drive.c
@@ -68,6 +68,8 @@ struct _BraseroDrivePrivate
 	BraseroMedium *medium;
 	BraseroDriveCaps caps;
 
+	gchar *udi;
+
 	gchar *path;
 	gchar *block_path;
 
@@ -494,7 +496,11 @@ brasero_drive_get_udi (BraseroDrive *drive)
 	if (!priv->gdrive)
 		return NULL;
 
-	return g_drive_get_identifier (priv->gdrive, G_VOLUME_IDENTIFIER_KIND_HAL_UDI);
+	if (priv->udi)
+		return priv->udi;
+
+	priv->udi = g_drive_get_identifier (priv->gdrive, G_VOLUME_IDENTIFIER_KIND_HAL_UDI);
+	return priv->udi;
 }
 
 /**
@@ -999,6 +1005,11 @@ brasero_drive_finalize (GObject *object)
 
 	priv = BRASERO_DRIVE_PRIVATE (object);
 
+	if (priv->udi) {
+		g_free (priv->udi);
+		priv->udi = NULL;
+	}
+
 	if (priv->probe) {
 		priv->probe_cancelled = TRUE;
 		g_thread_join (priv->probe);