[PATCH v2 1/1] efi_loader: update secure state

[Heinrich Schuchardt]

Update the UEFI secure state when variable 'PK' is updated in the TEE
variables implementation.

Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
v2:
        simplify the logic for handling return codes
---
 lib/efi_loader/efi_variable_tee.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/efi_loader/efi_variable_tee.c 
b/lib/efi_loader/efi_variable_tee.c
index 24e0663ebd..ddefa93f8f 100644
--- a/lib/efi_loader/efi_variable_tee.c
+++ b/lib/efi_loader/efi_variable_tee.c
@@ -557,6 +557,12 @@ efi_status_t efi_set_variable_int(u16 *variable_name, 
const efi_guid_t *vendor,
                var_property.maxsize = var_acc->data_size;
                ret = set_property_int(variable_name, name_size, vendor, 
&var_property);
        }
+
+       if (alt_ret != EFI_SUCCESS)
+               goto out;
+
+       if (!u16_strcmp(variable_name, L"PK"))
+               alt_ret = efi_init_secure_state();
 out:
        free(comm_buf);
        return alt_ret == EFI_SUCCESS ? ret : alt_ret;
@@ -716,5 +722,9 @@ efi_status_t efi_init_variables(void)
                          MM_VARIABLE_COMMUNICATE_SIZE +
                          max_payload_size;

+       ret = efi_init_secure_state();
+       if (ret != EFI_SUCCESS)
+               return ret;
+
        return EFI_SUCCESS;
 }
--
2.27.0