From d69414feefd60ad755b2a29b38adfa1232eefe7c Mon Sep 17 00:00:00 2001
From: Chris Buechler <cmb@pfsense.org>
Date: Thu, 4 Dec 2014 23:19:22 -0600
Subject: [PATCH] Don't try to launch 3gstats unless it's on a valid device.

---
 etc/inc/interfaces.inc | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/etc/inc/interfaces.inc b/etc/inc/interfaces.inc
index eea4d6b9cc..733ba208d1 100644
--- a/etc/inc/interfaces.inc
+++ b/etc/inc/interfaces.inc
@@ -1844,8 +1844,10 @@ EOD;
 		if(preg_match("/zte/i", implode("\n", $usbmodemoutput))) {
 			$mondev  = substr(basename($port), 0, -1) . "1";
 		}
-		log_error("Starting 3gstats.php on device '{$mondev}' for interface '{$interface}'");
-		mwexec_bg("/usr/local/bin/3gstats.php {$mondev} {$interface}");
+		if($mondev != '') {
+			log_error("Starting 3gstats.php on device '{$mondev}' for interface '{$interface}'");
+			mwexec_bg("/usr/local/bin/3gstats.php {$mondev} {$interface}");
+		}
 	}
 
 	return 1;