Merged revisions 142740 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r142740 | tilghman | 2008-09-12 11:27:32 -0500 (Fri, 12 Sep 2008) | 4 lines

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/trunk@142741 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/file.c

@@ -916,6 +916,7 @@ 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);
 			ast_free(fn);