The UEFI specification prescribes that AllocatePages() checks the memory
type.
Add missing definition of EFI_PERSISTENT_MEMORY_TYPE.
Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
include/efi.h | 4 ++++
lib/efi_loader/efi_memory.c | 4 ++++
2 files changed, 8 insertions(+)
diff --git a/include/efi.h b/include/efi.h
index 3c9d20f8c0..5f415a99cc 100644
--- a/include/efi.h
+++ b/include/efi.h
@@ -168,6 +168,10 @@ enum efi_mem_type {
* part of the processor.
*/
EFI_PAL_CODE,
+ /*
+ * Non-volatile memory.
+ */
+ EFI_PERSISTENT_MEMORY_TYPE,
EFI_MAX_MEMORY_TYPE,
EFI_TABLE_END, /* For efi_build_mem_table() */
diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c
index 46681dc208..987cc6dc5f 100644
--- a/lib/efi_loader/efi_memory.c
+++ b/lib/efi_loader/efi_memory.c
@@ -376,6 +376,10 @@ efi_status_t efi_allocate_pages(int type, int memory_type,
efi_status_t r = EFI_SUCCESS;
uint64_t addr;
+ /* Check import parameters */
+ if (memory_type >= EFI_PERSISTENT_MEMORY_TYPE &&
+ memory_type <= 0x6FFFFFFF)
+ return EFI_INVALID_PARAMETER;
if (!memory)
return EFI_INVALID_PARAMETER;
--
2.20.1
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