diff options
| -rw-r--r-- | lib/variables.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/variables.c b/lib/variables.c index 044ddae5..7c28eaa5 100644 --- a/lib/variables.c +++ b/lib/variables.c @@ -211,13 +211,16 @@ get_variable_attr(CHAR16 *var, UINT8 **data, UINTN *len, EFI_GUID owner, efi_status = uefi_call_wrapper(RT->GetVariable, 5, var, &owner, NULL, len, NULL); - if (efi_status != EFI_BUFFER_TOO_SMALL) + if (efi_status != EFI_BUFFER_TOO_SMALL) { + if (!EFI_ERROR(efi_status)) /* this should never happen */ + return EFI_PROTOCOL_ERROR; return efi_status; + } *data = AllocateZeroPool(*len); if (!*data) return EFI_OUT_OF_RESOURCES; - + efi_status = uefi_call_wrapper(RT->GetVariable, 5, var, &owner, attributes, len, *data); @@ -254,8 +257,8 @@ find_in_esl(UINT8 *Data, UINTN DataSize, UINT8 *key, UINTN keylen) EFI_STATUS find_in_variable_esl(CHAR16* var, EFI_GUID owner, UINT8 *key, UINTN keylen) { - UINTN DataSize; - UINT8 *Data; + UINTN DataSize = 0; + UINT8 *Data = NULL; EFI_STATUS status; status = get_variable(var, &Data, &DataSize, owner); |