diff --git a/src/kernel/linux/v4.19/drivers/char/random.c b/src/kernel/linux/v4.19/drivers/char/random.c
index af6e240..9f677b5 100644
--- a/src/kernel/linux/v4.19/drivers/char/random.c
+++ b/src/kernel/linux/v4.19/drivers/char/random.c
@@ -1267,9 +1267,12 @@
 		return;
 	}
 
+//modify by LXF for [Bugfix][T800][API-365]
 	if ((fast_pool->count < 64) &&
-	    !time_after(now, fast_pool->last + HZ))
+	    !time_after(now, fast_pool->last + HZ) && 
+            crng_ready())
 		return;
+//finish modify by LXF for [Bugfix][T800][API-365]*************************
 
 	r = &input_pool;
 	if (!spin_trylock(&r->lock))