From e16c29ef7d6a0b3017cc502bf868ac3c404c1c58 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Sun, 27 Jun 2021 23:06:41 +0100
Subject: [PATCH] Use already found iterator for erasing from hash map

---
 src/train_cmd.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp
index f674ab7350..aee4d70391 100644
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -5562,7 +5562,7 @@ bool TrainController(Train *v, Vehicle *nomove, bool reverse)
 
 					if (found_speed_restriction != _signal_speeds.end()) {
 						if (IsOutOfDate(found_speed_restriction->second)) {
-							_signal_speeds.erase(speed_key);
+							_signal_speeds.erase(found_speed_restriction);
 							v->signal_speed_restriction = 0;
 						} else {
 							v->signal_speed_restriction = std::max<uint16>(25, found_speed_restriction->second.train_speed);