X-Git-Url: https://oss.titaniummirror.com/gitweb/?a=blobdiff_plain;f=apps%2Ftests%2Fmica2%2Fmts300%2FTestMts300P.nc;h=f0d011da0fd4fc96564f33fdba3ffe62008eb313;hb=da0cfeda9689aa64cfce0aa209f51803dcb11c21;hp=334c032f95108db32f2a12de64a5583566d96925;hpb=594acbf436f5f78611348f7763a89c84f38ba46a;p=tinyos-2.x.git

diff --git a/apps/tests/mica2/mts300/TestMts300P.nc b/apps/tests/mica2/mts300/TestMts300P.nc
index 334c032f..f0d011da 100644
--- a/apps/tests/mica2/mts300/TestMts300P.nc
+++ b/apps/tests/mica2/mts300/TestMts300P.nc
@@ -98,7 +98,11 @@ implementation
     sending_packet = FALSE;
     packet_ready = FALSE;
     state = STATE_IDLE;
-    pMsg = (Mts300Msg*)call RadioPacket.getPayload(&packet, NULL);
+    pMsg = (Mts300Msg*)call RadioPacket.getPayload(&packet, sizeof(Mts300Msg));
+    if (pMsg == NULL) {
+      call Leds.led0On();
+      return;
+    }
 
     // Zero out the accelerometer, chrl@20070213
     accel_ave_x = 0;