From 8dde6bb8dd2c063f5740ae78b980343be8e5d669 Mon Sep 17 00:00:00 2001
From: Dan Williams <dcbw@redhat.com>
Date: Mon, 8 Mar 2010 20:01:42 -0800
Subject: [PATCH] core: don't try to remove 0 characters after matching
 responses

---
 src/mm-at-serial-port.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/mm-at-serial-port.c b/src/mm-at-serial-port.c
index fd4ff6e4..40fbd448 100644
--- a/src/mm-at-serial-port.c
+++ b/src/mm-at-serial-port.c
@@ -78,7 +78,8 @@ parse_response (MMSerialPort *port, GByteArray *response, GError **error)
     /* And copy it back into the response array after the parser has removed
      * matches and cleaned it up.
      */
-    g_byte_array_remove_range (response, 0, response->len);
+    if (response->len)
+        g_byte_array_remove_range (response, 0, response->len);
     g_byte_array_append (response, (const guint8 *) string->str, string->len);
     g_string_free (string, TRUE);
     return found;