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efi_loader: ListPackageLists() return EFI_NOT_FOUND 

If no matching package list is found in ListPackageLists(), return
EFI_NOT_FOUND.

If we do not support a package type, we will not find a matching package
list. Remove the unreachable EFI_PRINTF() statements.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2019-06-17 20:46:29 +02:00
parent 3b435c1193
commit c974ab0ecb
1 changed files with 14 additions and 35 deletions
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49
lib/efi_loader/efi_hii.c
View File

@ -581,18 +581,22 @@ list_package_lists(const struct efi_hii_database_protocol *this,
struct efi_hii_packagelist *hii =
(struct efi_hii_packagelist *)handle;
int package_cnt, package_max;
efi_status_t ret = EFI_SUCCESS;
efi_status_t ret = EFI_NOT_FOUND;
EFI_ENTRY("%p, %u, %pUl, %p, %p", this, package_type, package_guid,
handle_buffer_length, handle);
if (!handle_buffer_length ||
(*handle_buffer_length && !handle))
return EFI_EXIT(EFI_INVALID_PARAMETER);
(*handle_buffer_length && !handle)) {
ret = EFI_INVALID_PARAMETER;
goto out;
}
if ((package_type != EFI_HII_PACKAGE_TYPE_GUID && package_guid) ||
(package_type == EFI_HII_PACKAGE_TYPE_GUID && !package_guid))
return EFI_EXIT(EFI_INVALID_PARAMETER);
(package_type == EFI_HII_PACKAGE_TYPE_GUID && !package_guid)) {
ret = EFI_INVALID_PARAMETER;
goto out;
}
EFI_PRINT("package type=%x, guid=%pUl, length=%zu\n", (int)package_type,
package_guid, *handle_buffer_length);
@ -607,53 +611,28 @@ list_package_lists(const struct efi_hii_database_protocol *this,
if (!list_empty(&hii->guid_list))
break;
continue;
case EFI_HII_PACKAGE_FORMS:
EFI_PRINT("Form package not supported\n");
ret = EFI_INVALID_PARAMETER;
continue;
case EFI_HII_PACKAGE_STRINGS:
if (!list_empty(&hii->string_tables))
break;
continue;
case EFI_HII_PACKAGE_FONTS:
EFI_PRINT("Font package not supported\n");
ret = EFI_INVALID_PARAMETER;
continue;
case EFI_HII_PACKAGE_IMAGES:
EFI_PRINT("Image package not supported\n");
ret = EFI_INVALID_PARAMETER;
continue;
case EFI_HII_PACKAGE_SIMPLE_FONTS:
EFI_PRINT("Simple font package not supported\n");
ret = EFI_INVALID_PARAMETER;
continue;
case EFI_HII_PACKAGE_DEVICE_PATH:
EFI_PRINT("Device path package not supported\n");
ret = EFI_INVALID_PARAMETER;
continue;
case EFI_HII_PACKAGE_KEYBOARD_LAYOUT:
if (!list_empty(&hii->keyboard_packages))
break;
continue;
case EFI_HII_PACKAGE_ANIMATIONS:
EFI_PRINT("Animation package not supported\n");
ret = EFI_INVALID_PARAMETER;
continue;
case EFI_HII_PACKAGE_END:
case EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN:
case EFI_HII_PACKAGE_TYPE_SYSTEM_END:
default:
continue;
}
package_cnt++;
if (package_cnt <= package_max)
if (package_cnt <= package_max) {
*handle++ = hii;
else
ret = EFI_SUCCESS;
} else {
ret = EFI_BUFFER_TOO_SMALL;
}
}
*handle_buffer_length = package_cnt * sizeof(*handle);
out:
return EFI_EXIT(ret);
}