Fix segmentation fault when no USB devices detected

Signed-off-by: Thanh Ha <[email protected]>
Freeseer · Aug 30, 2013 · e20ebdd · e20ebdd
1 parent c1b0bbb
commit e20ebdd
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/freeseer/plugins/videoinput/usbsrc/__init__.py b/src/freeseer/plugins/videoinput/usbsrc/__init__.py
@@ -51,8 +51,9 @@ def __init__(self):
         super(USBSrc, self).__init__()
 
         # Initialize a default device if there is None
-        if self.device is None:
-            self.device = self.get_devices().itervalues().next();
+        devices = self.get_devices();
+        if devices and self.device is None:
+            self.device = devices.itervalues().next();
 
     def get_videoinput_bin(self):
         """