Check pointer (bug #253)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1564 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/editline/el.c b/editline/el.c
index 567d39d..514316f 100755 (executable)
--- a/editline/el.c
+++ b/editline/el.c
@@ -121,7 +121,8 @@ el_end(EditLine *el)
        prompt_end(el);
        sig_end(el);
 
-       el_free((ptr_t) el->el_prog);
+       if (el->el_prog)
+               el_free((ptr_t) el->el_prog);
        el_free((ptr_t) el);
 }