From 32e655d0afcc01d7a04aca0f1c5be39140e21335 Mon Sep 17 00:00:00 2001
From: David Shah <dave@ds0.me>
Date: Mon, 29 Jun 2020 16:39:31 +0100
Subject: [PATCH] placer1: Unlock even if placement fails

Prevents a hang during routing when using --force

Fixes #462

Signed-off-by: David Shah <dave@ds0.me>
---
 common/placer1.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/common/placer1.cc b/common/placer1.cc
index 1ba50e28..92f42ba7 100644
--- a/common/placer1.cc
+++ b/common/placer1.cc
@@ -1256,6 +1256,7 @@ bool placer1(Context *ctx, Placer1Cfg cfg)
 #ifndef NDEBUG
         ctx->check();
 #endif
+        ctx->unlock();
         return false;
     }
 }
@@ -1276,6 +1277,7 @@ bool placer1_refine(Context *ctx, Placer1Cfg cfg)
 #ifndef NDEBUG
         ctx->check();
 #endif
+        ctx->unlock();
         return false;
     }
 }