Logic fail on queueing multiple requests at once. Just queue one at a time.

cgminer.c

@@ -3550,7 +3550,7 @@ static bool queue_request(struct thr_info *thr, bool needed)
 	struct workio_cmd *wc;
 	struct timeval now;
 	time_t scan_post;
-	int toq, rq, rs;
+	int rq, rs;
 	bool ret = true;
 
 	/* Prevent multiple requests being executed at once */
@@ -3577,12 +3577,6 @@ static bool queue_request(struct thr_info *thr, bool needed)
 
 	requested_tv_sec = now.tv_sec;
 
-	if (rq > rs)
-		toq = rq - mining_threads;
-	else
-		toq = rs - mining_threads;
-
-	do {
 	inc_queued();
 
 	/* fill out work request message */
@@ -3590,7 +3584,7 @@ static bool queue_request(struct thr_info *thr, bool needed)
 	if (unlikely(!wc)) {
 		applog(LOG_ERR, "Failed to calloc wc in queue_request");
 		ret = false;
-			break;
+		goto out;
 	}
 
 	wc->cmd = WC_GET_WORK;
@@ -3609,11 +3603,8 @@ static bool queue_request(struct thr_info *thr, bool needed)
 		applog(LOG_ERR, "Failed to tq_push in queue_request");
 		workio_cmd_free(wc);
 		ret = false;
-			break;
 	}
 
-	} while (--toq > 0);
-
 out:
 	control_tclear(&queueing);