[brasero/gnome-2-30] Minor fix for some drives when retrieving speeds through page 2A

[Philippe Rouquier <philippr src gnome org>]

commit fcc83d3f2eb40ad31bffb8da25ba3c2fb598ed79
Author: Philippe Rouquier <bonfire-app wanadoo fr>
Date:   Sat Jun 19 23:02:54 2010 +0200

    Minor fix for some drives when retrieving speeds through page 2A

 libbrasero-media/brasero-medium.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/libbrasero-media/brasero-medium.c b/libbrasero-media/brasero-medium.c
index 1b569c0..80c41ef 100644
--- a/libbrasero-media/brasero-medium.c
+++ b/libbrasero-media/brasero-medium.c
@@ -1480,6 +1480,11 @@ brasero_medium_get_page_2A_write_speed_desc (BraseroMedium *self,
 
 	desc = page_2A->wr_spd_desc;
 	for (i = 0; i < desc_num; i ++) {
+		/* It happens (I have such a drive) that it returns descriptors
+		 * with the same speeds each (in this case the maximum) */
+		if (i > 0 && priv->wr_speeds [i-1] == BRASERO_GET_16 (desc [i].speed))
+			continue;
+
 		priv->wr_speeds [i] = BRASERO_GET_16 (desc [i].speed);
 		max_wrt = MAX (max_wrt, priv->wr_speeds [i]);
 	}