uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/os-specific/linux/checksec/0001-attempt-to-modprobe-config-before-checking-kernel.patch

@@ -0,0 +1,24 @@
+From 5cfb08effd21d9278e3eb8901c85112a331c3181 Mon Sep 17 00:00:00 2001
+From: Austin Seipp <aseipp@pobox.com>
+Date: Tue, 26 Oct 2021 09:23:07 +0000
+Subject: [PATCH] attempt to 'modprobe config' before checking kernel
+
+---
+ checksec | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/checksec b/checksec
+index 5536250..895073b 100755
+--- a/checksec
++++ b/checksec
+@@ -1059,6 +1059,7 @@ kernelcheck() {
+   echo_message "  options that harden the kernel itself against attack.\n\n" '' '' ''
+   echo_message "  Kernel config:\n" '' '' '{ "kernel": '
+
++  modprobe configs 2> /dev/null
+   if [[ ! "${1}" == "" ]]; then
+     kconfig="cat ${1}"
+     echo_message "  Warning: The config ${1} on disk may not represent running kernel config!\n\n" "${1}" "<kernel config=\"${1}\"" "{ \"KernelConfig\":\"${1}\""
+-- 
+2.33.0
+

pkgs/os-specific/linux/checksec/default.nix

@@ -0,0 +1,39 @@
+{ lib, stdenv, fetchFromGitHub, makeWrapper, file, findutils
+, binutils-unwrapped, glibc, coreutils, sysctl, openssl
+}:
+
+stdenv.mkDerivation rec {
+  pname = "checksec";
+  version = "2.5.0";
+
+  src = fetchFromGitHub {
+    owner = "slimm609";
+    repo = "checksec.sh";
+    rev = version;
+    sha256 = "sha256-GxWXocz+GCEssRrIQP6E9hjVIhVh2EmZrefELxQlV1Q=";
+  };
+
+  patches = [ ./0001-attempt-to-modprobe-config-before-checking-kernel.patch ];
+  nativeBuildInputs = [ makeWrapper ];
+
+  installPhase = let
+    path = lib.makeBinPath [
+      findutils file binutils-unwrapped sysctl openssl
+    ];
+  in ''
+    mkdir -p $out/bin
+    install checksec $out/bin
+    substituteInPlace $out/bin/checksec --replace /lib/libc.so.6 ${glibc.out}/lib/libc.so.6
+    substituteInPlace $out/bin/checksec --replace "/usr/bin/id -" "${coreutils}/bin/id -"
+    wrapProgram $out/bin/checksec \
+      --prefix PATH : ${path}
+  '';
+
+  meta = with lib; {
+    description = "A tool for checking security bits on executables";
+    homepage    = "https://www.trapkit.de/tools/checksec/";
+    license     = licenses.bsd3;
+    platforms   = platforms.linux;
+    maintainers = with maintainers; [ thoughtpolice globin ];
+  };
+}