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/tools/security/rustscan/default.nix

@@ -0,0 +1,38 @@
+{ lib, stdenv, fetchFromGitHub, rustPlatform, nmap, Security }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "rustscan";
+  version = "2.0.1";
+
+  src = fetchFromGitHub {
+    owner = "RustScan";
+    repo = pname;
+    rev = version;
+    sha256 = "0fdbsz1v7bb5dm3zqjs1qf73lb1m4qzkqyb3h3hbyrp9vklgxsgw";
+  };
+
+  cargoSha256 = "0658jbx59qrsgpfczzlfrbp2qm7kh0c5561bsxzmgiri7fcz9w0n";
+
+  postPatch = ''
+    substituteInPlace src/main.rs \
+      --replace 'Command::new("nmap")' 'Command::new("${nmap}/bin/nmap")'
+  '';
+
+  buildInputs = lib.optional stdenv.isDarwin Security;
+
+  checkFlags = [
+    "--skip=infer_ulimit_lowering_no_panic"
+    "--skip=google_dns_runs"
+    "--skip=parse_correct_host_addresses"
+    "--skip=parse_hosts_file_and_incorrect_hosts"
+    "--skip=run_perl_script"
+    "--skip=run_python_script"
+  ];
+
+  meta = with lib; {
+    description = "Faster Nmap Scanning with Rust";
+    homepage = "https://github.com/RustScan/RustScan";
+    license = licenses.gpl3Only;
+    maintainers = with maintainers; [ ];
+  };
+}