From b96e62d346eea60b2300dce22d8d892387de4681 Mon Sep 17 00:00:00 2001
From: Lukas Larsson <lukas@erlang.org>
Date: Wed, 14 Oct 2015 09:17:58 +0200
Subject: erts: It is not possible to exit the forker driver

---
 erts/emulator/beam/io.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'erts/emulator/beam')

diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index df8a213a1d..8d9199162c 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -2408,6 +2408,11 @@ erts_port_exit(Process *c_p,
 		      | ERTS_PORT_SIG_FLG_BROKEN_LINK
 		      | ERTS_PORT_SIG_FLG_FORCE_SCHED)) == 0);
 
+#ifndef __WIN32__
+    if (prt->drv_ptr == &forker_driver)
+        return ERTS_PORT_OP_DROPPED;
+#endif
+
     if (!(flags & ERTS_PORT_SIG_FLG_FORCE_SCHED)) {
 	ErtsTryImmDrvCallState try_call_state
 	    = ERTS_INIT_TRY_IMM_DRV_CALL_STATE(c_p,
-- 
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