Clear bitforce buffer on init as previously.
diff --git a/driver-bitforce.c b/driver-bitforce.c
index f7e5b3e..4005d25 100644
--- a/driver-bitforce.c
+++ b/driver-bitforce.c
@@ -185,6 +185,8 @@ void bitforce_init(struct cgpu_info *bitforce)
applog(LOG_WARNING, "BFL%i: Re-initialising", bitforce->device_id);
+ biforce_clear_buffer(bitforce);
+
mutex_lock(&bitforce->device_mutex);
if (fdDev) {
BFclose(fdDev);