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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-03-07 14:25:48 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-03-07 14:25:48 -0800 |
| commit | 21f85778bd037f6d7652a79a60657599edf39ef6 (patch) | |
| tree | c022799b3b0348513ce9d5e0e3e095176732b82c /drivers | |
| parent | c688f14ccd4266289fd51e76210c13fdf67f1d9d (diff) | |
| parent | d1eb98143c56f24fef125f5bbed49ae0b52fb7d6 (diff) | |
| download | lwn-21f85778bd037f6d7652a79a60657599edf39ef6.tar.gz lwn-21f85778bd037f6d7652a79a60657599edf39ef6.zip | |
Merge branch 'efi-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
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
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/firmware/efi/arm-runtime.c | 1 | ||||
| -rw-r--r-- | drivers/firmware/efi/libstub/secureboot.c | 4 |
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/firmware/efi/arm-runtime.c b/drivers/firmware/efi/arm-runtime.c index 349dc3e1e52e..974c5a31a005 100644 --- a/drivers/firmware/efi/arm-runtime.c +++ b/drivers/firmware/efi/arm-runtime.c @@ -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; diff --git a/drivers/firmware/efi/libstub/secureboot.c b/drivers/firmware/efi/libstub/secureboot.c index 6def402bf569..5da36e56b36a 100644 --- a/drivers/firmware/efi/libstub/secureboot.c +++ b/drivers/firmware/efi/libstub/secureboot.c @@ -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 @@ secure_boot_enabled: 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; } |