efi: Remove unused extern declaration efi_lookup_mapped_addr()

Since commit 50a0cb5652 ("x86/efi-bgrt: Fix kernel panic when mapping BGRT data")
this extern declaration is not used anymore.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
YueHaibing 2023-07-25 22:03:27 +08:00 • committed by Ard Biesheuvel
commit 8a132ecb6b