PR feedback

Signed-off-by: Alan Jowett <alanjo@microsoft.com>

CMakeLists.txt

@@ -10,19 +10,10 @@
 project("ubpf")
 cmake_minimum_required(VERSION 3.16)
 
-# Only run if not included as a subproject
-if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
-  set(UBPF_IS_TOP_LEVEL TRUE)
-else()
-  set(UBPF_IS_TOP_LEVEL FALSE)
-endif()
-
-if (UBPF_INSTALL_GIT_HOOKS AND UBPF_IS_TOP_LEVEL)
-    if (EXISTS "${PROJECT_SOURCE_DIR}/.git")
-        # Install Git pre-commit hook
-        file(COPY scripts/pre-commit scripts/commit-msg
-            DESTINATION "${PROJECT_SOURCE_DIR}/.git/hooks")
-    endif()
+if (UBPF_INSTALL_GIT_HOOKS AND EXISTS "${PROJECT_SOURCE_DIR}/.git/hooks")
+    # Install Git pre-commit hook
+    file(COPY scripts/pre-commit scripts/commit-msg
+        DESTINATION "${PROJECT_SOURCE_DIR}/.git/hooks")
 endif()
 
 include("cmake/platform.cmake")