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| author | Leif Lindholm <leif.lindholm@linaro.org> | 2014-05-23 17:16:56 +0400 |
|---|---|---|
| committer | Matt Fleming <matt.fleming@intel.com> | 2014-05-23 18:29:43 +0400 |
| commit | 74bcc2499291d38b6253f9dbd6af33a195222208 (patch) | |
| tree | 1e87bd1d058d13da248a28b07f8a92d19828a8f7 /arch/arm64 | |
| parent | 345c736edd07b657a8c48190baed2719b85d0938 (diff) | |
| download | linux-74bcc2499291d38b6253f9dbd6af33a195222208.tar.xz | |
arm64: efi: only attempt efi map setup if booting via EFI
Booting a kernel with CONFIG_EFI enabled on a non-EFI system caused
an oops with the current UEFI support code.
Add the required test to prevent this.
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/kernel/efi.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c index 7bfd65097210..14db1f6e8d7f 100644 --- a/arch/arm64/kernel/efi.c +++ b/arch/arm64/kernel/efi.c @@ -333,6 +333,9 @@ void __init efi_init(void) void __init efi_idmap_init(void) { + if (!efi_enabled(EFI_BOOT)) + return; + /* boot time idmap_pg_dir is incomplete, so fill in missing parts */ efi_setup_idmap(); } |