Check for null program_map

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

Check for null program_map
feb09c35 · Jon Fether · Jean-Baptiste Kempf · f90fa9e2 · feb09c35
Commit feb09c35 authored Oct 22, 2014 by Jon Fether Committed by Jean-Baptiste Kempf Nov 06, 2014
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searching.c src/searching.c +5 -0

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--- a/src/searching.c
+++ b/src/searching.c
@@ -587,6 +587,11 @@ dvdnav_status_t dvdnav_get_position_in_title(dvdnav_t *this,
    return DVDNAV_STATUS_ERR;
  }

+  if (state->pgc->program_map == NULL) {
+    printerr("Program map missing.");
+    return DVDNAV_STATUS_ERR;
+  }
+
  /* Get current sector */
  cur_sector = this->vobu.vobu_start + this->vobu.blockN;