Add explicit guards to all device mode tasks to ensure the device is connected and...

[pub/lufa.git] / Demos / Device / LowLevel / RNDISEthernet / RNDISEthernet.c

diff --git a/Demos/Device/LowLevel/RNDISEthernet/RNDISEthernet.c b/Demos/Device/LowLevel/RNDISEthernet/RNDISEthernet.c
index d77d25b..1c0e030 100644 (file)
--- a/Demos/Device/LowLevel/RNDISEthernet/RNDISEthernet.c
+++ b/Demos/Device/LowLevel/RNDISEthernet/RNDISEthernet.c
@@ -284,6 +284,10 @@ void Ethernet_Task(void)
           outgoing frames should be loaded into the FrameOUT structure. Both structures can only hold a single\r
           Ethernet frame at a time, so the FrameInBuffer bool is used to indicate when the buffers contain data. */\r
 \r
+       /* Device must be connected and configured for the task to run */\r
+       if (!(USB_IsConnected) || !(USB_ConfigurationNumber))\r
+         return;\r
+\r
        /* Check if a frame has been written to the IN frame buffer */\r
        if (FrameIN.FrameInBuffer)\r
        {\r