From 5e8dad8dfa84e76d5cc934020540fbb35c79b21a Mon Sep 17 00:00:00 2001
From: Nicolas Pennequin <nicolas.pennequin@free.fr>
Date: Fri, 27 Jul 2007 02:04:40 +0000
Subject: Fix FS#7490 (%px tag causes divide by zero errors).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14018 a1c6a512-1295-4272-9138-f99709370657
---
 apps/gui/gwps-common.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/apps/gui/gwps-common.c b/apps/gui/gwps-common.c
index d43f56f..2c5238b 100644
--- a/apps/gui/gwps-common.c
+++ b/apps/gui/gwps-common.c
@@ -849,6 +849,9 @@ static char *get_token_value(struct gui_wps *gwps,
             return buf;
 
         case WPS_TOKEN_TRACK_ELAPSED_PERCENT:
+            if (id3->length <= 0)
+                return NULL;
+
             if (intval)
             {
                 *intval = limit * (id3->elapsed + state->ff_rewind_count)
-- 
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