From fb06d494f00849f385bd7c2d5e5470ae838da4df Mon Sep 17 00:00:00 2001
From: David Lindbom <hi@davidlindbom.se>
Date: Sat, 22 Jan 2022 23:23:49 +0100
Subject: [PATCH] find: Fix crash on missing arguments

Fixes #12075
---
 Userland/Utilities/find.cpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Userland/Utilities/find.cpp b/Userland/Utilities/find.cpp
index 068bf11f9a..8314198466 100644
--- a/Userland/Utilities/find.cpp
+++ b/Userland/Utilities/find.cpp
@@ -382,18 +382,32 @@ static OwnPtr<Command> parse_simple_command(Vector<char*>& args)
             return command;
         fatal_error("Unmatched \033[1m(");
     } else if (arg == "-type") {
+        if (args.is_empty())
+            fatal_error("-type: requires additional arguments");
         return make<TypeCommand>(args.take_first());
     } else if (arg == "-links") {
+        if (args.is_empty())
+            fatal_error("-links: requires additional arguments");
         return make<LinksCommand>(args.take_first());
     } else if (arg == "-user") {
+        if (args.is_empty())
+            fatal_error("-user: requires additional arguments");
         return make<UserCommand>(args.take_first());
     } else if (arg == "-group") {
+        if (args.is_empty())
+            fatal_error("-group: requires additional arguments");
         return make<GroupCommand>(args.take_first());
     } else if (arg == "-size") {
+        if (args.is_empty())
+            fatal_error("-size: requires additional arguments");
         return make<SizeCommand>(args.take_first());
     } else if (arg == "-name") {
+        if (args.is_empty())
+            fatal_error("-name: requires additional arguments");
         return make<NameCommand>(args.take_first(), CaseSensitivity::CaseSensitive);
     } else if (arg == "-iname") {
+        if (args.is_empty())
+            fatal_error("-iname: requires additional arguments");
         return make<NameCommand>(args.take_first(), CaseSensitivity::CaseInsensitive);
     } else if (arg == "-print") {
         g_have_seen_action_command = true;
@@ -402,6 +416,8 @@ static OwnPtr<Command> parse_simple_command(Vector<char*>& args)
         g_have_seen_action_command = true;
         return make<PrintCommand>(0);
     } else if (arg == "-exec") {
+        if (args.is_empty())
+            fatal_error("-exec: requires additional arguments");
         g_have_seen_action_command = true;
         Vector<char*> command_argv;
         while (!args.is_empty()) {