demux: ts: fix divbyzero

aafc80c0 · Francois Cartegnie · d859d8a1 · aafc80c0
Commit aafc80c0 authored Jan 21, 2016 by Francois Cartegnie
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Showing with 5 additions and 2 deletions

modules/demux/mpeg/ts.c modules/demux/mpeg/ts.c +5 -2

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--- a/modules/demux/mpeg/ts.c
+++ b/modules/demux/mpeg/ts.c
@@ -1531,8 +1531,11 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
            i_length += p_pmt->pcr.i_pcroffset;
            double i_pos = TimeStampWrapAround( p_pmt,
                                                p_pmt->pcr.i_current ) - p_pmt->pcr.i_first;
-            *pf = i_pos / i_length;
-            return VLC_SUCCESS;
+            if( i_length > 0 )
+            {
+                *pf = i_pos / i_length;
+                return VLC_SUCCESS;
+            }
        }

        if( (i64 = stream_Size( p_sys->stream) ) > 0 )