[libbluray-devel] Fix possible crash in bd_start_bdj()

[hpi1]

libbluray | branch: master | hpi1 <hpi1 at anonymous.org> | Tue May 27 12:21:18 2014 +0300| [c0c556957d5bd9cb6ad41d7cb25b2d800133f9f3] | committer: hpi1

Fix possible crash in bd_start_bdj()

> http://git.videolan.org/gitweb.cgi/libbluray.git/?a=commit;h=c0c556957d5bd9cb6ad41d7cb25b2d800133f9f3
---

 src/libbluray/bluray.c |   10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/libbluray/bluray.c b/src/libbluray/bluray.c
index 42221ca..8de2b05 100644
--- a/src/libbluray/bluray.c
+++ b/src/libbluray/bluray.c
@@ -2618,10 +2618,12 @@ int bd_start_bdj(BLURAY *bd, const char *start_object)
     }
 
     /* valid BD-J title from disc index ? */
-    for (ii = 0; ii <= bd->disc_info.num_titles; ii++) {
-        t = bd->disc_info.titles[ii];
-        if (t && t->bdj && t->id_ref == title_num) {
-            return _start_bdj(bd, ii);
+    if (bd->disc_info.titles) {
+        for (ii = 0; ii <= bd->disc_info.num_titles; ii++) {
+            t = bd->disc_info.titles[ii];
+            if (t && t->bdj && t->id_ref == title_num) {
+                return _start_bdj(bd, ii);
+            }
         }
     }