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Merge branch 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull EFI fixes from Ingo Molnar:
 "A boot crash fix, and a secure boot related boot messages fix"

* 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  efi/arm: Fix boot crash with CONFIG_CPUMASK_OFFSTACK=y
  efi/libstub: Treat missing SecureBoot variable as Secure Boot disabled
This commit is contained in:
Linus Torvalds 2017-03-07 14:25:48 -08:00
commit 21f85778bd
2 changed files with 3 additions and 2 deletions
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1
drivers/firmware/efi/arm-runtime.c
View file

@ -65,6 +65,7 @@ static bool __init efi_virtmap_init(void)
bool systab_found;
efi_mm.pgd = pgd_alloc(&efi_mm);
mm_init_cpumask(&efi_mm);
init_new_context(NULL, &efi_mm);
systab_found = false;

4
drivers/firmware/efi/libstub/secureboot.c
View file

@ -45,6 +45,8 @@ enum efi_secureboot_mode efi_get_secureboot(efi_system_table_t *sys_table_arg)
size = sizeof(secboot);
status = get_efi_var(efi_SecureBoot_name, &efi_variable_guid,
NULL, &size, &secboot);
if (status == EFI_NOT_FOUND)
return efi_secureboot_mode_disabled;
if (status != EFI_SUCCESS)
goto out_efi_err;
@ -78,7 +80,5 @@ enum efi_secureboot_mode efi_get_secureboot(efi_system_table_t *sys_table_arg)
out_efi_err:
pr_efi_err(sys_table_arg, "Could not determine UEFI Secure Boot status.\n");
if (status == EFI_NOT_FOUND)
return efi_secureboot_mode_disabled;
return efi_secureboot_mode_unknown;
}