1 files changed, 3 insertions, 0 deletions
diff --git a/os/rt/src/chschd.c b/os/rt/src/chschd.c
index 572b2f822..1e844b7b0 100644
--- a/os/rt/src/chschd.c
+++ b/os/rt/src/chschd.c
@@ -147,6 +147,9 @@ static void wakeup(void *p) {
        another thread with higher priority.*/
     chSysUnlockFromISR();
     return;
+  case CH_STATE_SUSPENDED:
+    *(thread_reference_t *)tp->p_u.wtobjp = NULL;
+    break;
 #if CH_CFG_USE_SEMAPHORES
   case CH_STATE_WTSEM:
     chSemFastSignalI((semaphore_t *)tp->p_u.wtobjp);