diff --git a/sys/netinet/tcp_stacks/rack.c b/sys/netinet/tcp_stacks/rack.c
--- a/sys/netinet/tcp_stacks/rack.c
+++ b/sys/netinet/tcp_stacks/rack.c
@@ -17474,7 +17474,7 @@
 		 * the peer to have a gap in data sending.
 		 */
 		uint64_t cwnd, tr_perms = 0;
-		int32_t reduce = 0;
+		int32_t reduce;
 
 	old_method:
 		/*
@@ -17511,7 +17511,8 @@
 				slot -= reduce;
 			} else
 				slot = 0;
-		}
+		} else
+			reduce = 0;
 		slot *= HPTS_USEC_IN_MSEC;
 		if (rack->rc_pace_to_cwnd) {
 			uint64_t rate_wanted = 0;