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efi_loader: FreePages() must fail with pages = 0
[oweals/u-boot.git]
/
lib
/
efi_loader
/
efi_memory.c
diff --git
a/lib/efi_loader/efi_memory.c
b/lib/efi_loader/efi_memory.c
index 987cc6dc5f61aaaec7fea74c8e87ecbd0c927a90..776077cc35aa2f22fc55171127f7ba9bcf4d747d 100644
(file)
--- a/
lib/efi_loader/efi_memory.c
+++ b/
lib/efi_loader/efi_memory.c
@@
-452,7
+452,7
@@
efi_status_t efi_free_pages(uint64_t memory, efi_uintn_t pages)
uint64_t r = 0;
/* Sanity check */
- if (!memory || (memory & EFI_PAGE_MASK)) {
+ if (!memory || (memory & EFI_PAGE_MASK)
|| !pages
) {
printf("%s: illegal free 0x%llx, 0x%zx\n", __func__,
memory, pages);
return EFI_INVALID_PARAMETER;