From: Nikos Mavrogiannopoulos <nmav@gnutls.org>
Date: Mon, 5 Jul 2010 06:32:00 +0000 (+0200)
Subject: Do not crash if input is redirected from /dev/null.
X-Git-Tag: gnutls_2_11_3~109
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=37689ff93340703204cfaa8b44ebe398677d88d5;p=thirdparty%2Fgnutls.git

Do not crash if input is redirected from /dev/null.
---

diff --git a/src/certtool-cfg.c b/src/certtool-cfg.c
index d6988ecbf0..41bcc17b4a 100644
--- a/src/certtool-cfg.c
+++ b/src/certtool-cfg.c
@@ -250,6 +250,10 @@ read_int_with_default (const char *input_str, int def)
 
   printf (input_str, def);
   in = readline ("");
+  if (in == NULL)
+    {
+      return def;
+    }
 
   l = strtol (in, &endptr, 0);