Patch for memory leaks in DVB subtitles decoder

Signed-off-by: Joakim Plate <elupus@ecce.se>

libavcodec/dvbsubdec.c

@@ -1463,6 +1463,7 @@ static int dvbsub_decode(AVCodecContext *avctx,
                 break;
             case DVBSUB_DISPLAYDEFINITION_SEGMENT:
                 dvbsub_parse_display_definition_segment(avctx, p, segment_length);
+                break;
             case DVBSUB_DISPLAY_SEGMENT:
                 *data_size = dvbsub_display_end_segment(avctx, p, segment_length, sub);
                 break;