File 1376-erts-Fix-bug-in-erts_mremap-in-probably-dead-code.patch of Package erlang

From 548ec5fb954665b7ebc35a8ebcfd4896b92c7ffa Mon Sep 17 00:00:00 2001
From: Sverker Eriksson <sverker@erlang.org>
Date: Tue, 25 Jan 2022 18:35:30 +0100
Subject: [PATCH 2/3] erts: Fix bug in erts_mremap in (probably) dead code

new_ptr is NULL and would crash memcpy().
---
 erts/emulator/sys/common/erl_mmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/erts/emulator/sys/common/erl_mmap.c b/erts/emulator/sys/common/erl_mmap.c
index 1a49471252..364c2a3234 100644
--- a/erts/emulator/sys/common/erl_mmap.c
+++ b/erts/emulator/sys/common/erl_mmap.c
@@ -1916,7 +1916,7 @@ erts_mremap(ErtsMemMapper* mm,
 #endif
 #if ERTS_HAVE_OS_MREMAP
 	if (superaligned)
-	    return remap_move(mm, flags, new_ptr, old_size, sizep);
+	    return remap_move(mm, flags, ptr, old_size, sizep);
 	else {
 	    new_ptr = os_mremap(ptr, old_size, asize, 0);
 	    if (!new_ptr)
-- 
2.34.1