File 0178-erts-Fix-erl_child_setup-argument-check.patch of Package erlang

From 5da99647f8789b3fd3beed5125de77aedf45861e Mon Sep 17 00:00:00 2001
From: Lukas Larsson <lukas@erlang.org>
Date: Thu, 7 Jan 2021 13:59:13 +0100
Subject: [PATCH] erts: Fix erl_child_setup argument check

See ERL-1425 for details.
---
 erts/emulator/sys/unix/erl_child_setup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/erts/emulator/sys/unix/erl_child_setup.c b/erts/emulator/sys/unix/erl_child_setup.c
index 103eb40288..5e8c943183 100644
--- a/erts/emulator/sys/unix/erl_child_setup.c
+++ b/erts/emulator/sys/unix/erl_child_setup.c
@@ -422,7 +422,7 @@ main(int argc, char *argv[])
 #endif
     struct sigaction sa;
 
-    if (argc < 1 || sscanf(argv[1],"%d",&max_files) != 1) {
+    if (argc < 2 || sscanf(argv[1],"%d",&max_files) != 1) {
         ABORT("Invalid arguments to child_setup");
     }
 
-- 
2.26.2