From 8e1cabbefce757c071544d878f4a060a080ed25d Mon Sep 17 00:00:00 2001
From: Tambet Ingo <tambet@gmail.com>
Date: Mon, 15 Sep 2008 17:20:00 +0300
Subject: Make sure the device is enabled before trying to send commands to it.

---
 src/mm-serial.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src')

diff --git a/src/mm-serial.c b/src/mm-serial.c
index d3f74dca..353c5af5 100644
--- a/src/mm-serial.c
+++ b/src/mm-serial.c
@@ -280,6 +280,12 @@ mm_serial_send_command (MMSerial *self,
     const char *s;
     int status;
 
+    if (priv->fd == 0) {
+        g_set_error (error, MM_SERIAL_ERROR, MM_SERIAL_SEND_FAILED,
+                     "%s", "Sending command failed: device is not enabled");
+        return FALSE;
+    }
+
     if (mm_serial_is_connected (self)) {
         g_set_error (error, MM_SERIAL_ERROR, MM_SERIAL_SEND_FAILED,
                      "%s", "Sending command failed: device is connected");
-- 
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