[tracker] tracker-extract-mp3: avoid deadcode, bitrate will always be greater than 0

[Aleksander Morgado <aleksm src gnome org>]

commit 0fcbb6dd3dd3441102367f1e88ca1c3877c420eb
Author: Aleksander Morgado <aleksander lanedo com>
Date:   Thu Jul 8 10:08:39 2010 +0200

    tracker-extract-mp3: avoid deadcode, bitrate will always be greater than 0

 src/tracker-extract/tracker-extract-mp3.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/src/tracker-extract/tracker-extract-mp3.c b/src/tracker-extract/tracker-extract-mp3.c
index 6f5ce94..d1ab435 100644
--- a/src/tracker-extract/tracker-extract-mp3.c
+++ b/src/tracker-extract/tracker-extract-mp3.c
@@ -937,8 +937,9 @@ mp3_parse_header (const gchar          *data,
 
 	if (filedata->duration == 0) {
 		if ((!vbr_flag && frames > VBR_THRESHOLD) || (frames > MAX_FRAMES_SCAN)) {
-			/* If not all frames scanned */
-			length = (filedata->size - filedata->id3v2_size) / (avg_bps ? avg_bps : bitrate ? bitrate : 0xFFFFFFFF) / 125;
+			/* If not all frames scanned
+			 * Note that bitrate is always > 0, checked before */
+			length = (filedata->size - filedata->id3v2_size) / (avg_bps ? avg_bps : bitrate) / 125;
 		} else{
 			length = spfp8 * 8 * frames / (sample_rate ? sample_rate : 0xFFFFFFFF);
 		}