Clear the stratum socket whenever we are closing it since the buffer is going to be reused.
diff --git a/util.c b/util.c
index e24cce1..62a50da 100644
--- a/util.c
+++ b/util.c
@@ -1506,6 +1506,7 @@ out:
void suspend_stratum(struct pool *pool)
{
+ clear_sock(pool);
applog(LOG_INFO, "Closing socket for stratum pool %d", pool->pool_no);
mutex_lock(&pool->stratum_lock);
pool->stratum_active = pool->stratum_notify = false;