diff --git a/arch/x86/platform/efi/quirks.c b/arch/x86/platform/efi/quirks.c
index 17456a1d3f049e43d4f7c7fe41ece4d4fdeec669..9ce85e6050522c85c565a058a6e90662f2721b91 100644
--- a/arch/x86/platform/efi/quirks.c
+++ b/arch/x86/platform/efi/quirks.c
@@ -304,7 +304,7 @@ void __init efi_arch_mem_reserve(phys_addr_t addr, u64 size)
  * - Not within any part of the kernel
  * - Not the BIOS reserved area (E820_TYPE_RESERVED, E820_TYPE_NVS, etc)
  */
-static bool can_free_region(u64 start, u64 size)
+static __init bool can_free_region(u64 start, u64 size)
 {
 	if (start + size > __pa_symbol(_text) && start <= __pa_symbol(_end))
 		return false;