libaacs | branch: master | npzacs <npz...@gmail.com> | Fri Jan 30 11:25:19 2015 
+0200| [229dbf03be6cad2e8d5dea1291591b397f26a474] | committer: npzacs

_file_open(): check for NULL path

NULL path is valid only when application handles file access.

> http://git.videolan.org/gitweb.cgi/libaacs.git/?a=commit;h=229dbf03be6cad2e8d5dea1291591b397f26a474
---

 src/libaacs/aacs.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libaacs/aacs.c b/src/libaacs/aacs.c
index c7145f3..d98dbf8 100644
--- a/src/libaacs/aacs.c
+++ b/src/libaacs/aacs.c
@@ -382,6 +382,9 @@ static AACS_FILE_H *_file_open(AACS *aacs, const char *file)
     if (aacs->fopen) {
         return aacs->fopen(aacs->fopen_handle, file);
     }
+    if (!aacs->path) {
+        return NULL;
+    }
 
     f_name = str_printf("%s" DIR_SEP "%s", aacs->path, file);
     fp = file_open(f_name, "rb");

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