Don't return a free'd pointer, when a file cannot be opened.

(closes issue #13462)
 Reported by: wackysalut

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@142740 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/main/file.c b/main/file.c
index f99b543cb35224717741a5372d9a13b9ebe61af5..79822e652d6249c545c1d7aa6f7850ccb23e4ef4 100644 (file)
--- a/main/file.c
+++ b/main/file.c
@@ -938,6 +938,7 @@ struct ast_filestream *ast_readfile(const char *filename, const char *type, cons
                        ast_log(LOG_WARNING, "Unable to open %s\n", fn);
                        if (fs)
                                ast_free(fs);
+                       fs = NULL;
                        if (bfile)
                                fclose(bfile);
                        free(fn);