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Expand HD paths when checking for invalid options

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This commit is contained in:
Jeremy Soller
2019-10-31 15:11:35 -06:00
committed by Tim Crawford
parent 6dff36c9b2
commit 74f2015276
1 changed files with 19 additions and 0 deletions
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19
IntelFrameworkModulePkg/Library/GenericBdsLib/BdsBoot.c
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@@ -2964,6 +2964,7 @@ BdsDeleteAllInvalidEfiBootOption (
UINTN Index2;
UINT16 BootOption[BOOT_OPTION_MAX_CHAR];
EFI_DEVICE_PATH_PROTOCOL *OptionDevicePath;
EFI_DEVICE_PATH_PROTOCOL *WorkingDevicePath;
UINT8 *TempPtr;
CHAR16 *Description;
BOOLEAN Corrupted;
@@ -3018,6 +3019,24 @@ BdsDeleteAllInvalidEfiBootOption (
Index++;
continue;
}
//
// If it's Device Path that starts with a hard drive path, append it with the front part to compose a
// full device path
//
WorkingDevicePath = NULL;
if ((DevicePathType (OptionDevicePath) == MEDIA_DEVICE_PATH) &&
(DevicePathSubType (OptionDevicePath) == MEDIA_HARDDRIVE_DP)) {
WorkingDevicePath = BdsExpandPartitionPartialDevicePathToFull (
(HARDDRIVE_DEVICE_PATH *)OptionDevicePath
);
if (WorkingDevicePath != NULL) {
OptionDevicePath = WorkingDevicePath;
} else {
// Ensure unexpandable HD paths are removed
Corrupted = TRUE;
}
}
}
if (Corrupted || !BdsLibIsValidEFIBootOptDevicePathExt (OptionDevicePath, FALSE, Description)) {