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-rw-r--r--lib/efi_loader/efi_memory.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c
index 8a1e249430..df995858ed 100644
--- a/lib/efi_loader/efi_memory.c
+++ b/lib/efi_loader/efi_memory.c
@@ -286,10 +286,13 @@ efi_status_t efi_get_memory_map(unsigned long *memory_map_size,
uint32_t *descriptor_version)
{
ulong map_size = 0;
+ int map_entries = 0;
struct list_head *lhandle;
list_for_each(lhandle, &efi_mem)
- map_size += sizeof(struct efi_mem_desc);
+ map_entries++;
+
+ map_size = map_entries * sizeof(struct efi_mem_desc);
*memory_map_size = map_size;
@@ -301,12 +304,14 @@ efi_status_t efi_get_memory_map(unsigned long *memory_map_size,
/* Copy list into array */
if (memory_map) {
+ /* Return the list in ascending order */
+ memory_map = &memory_map[map_entries - 1];
list_for_each(lhandle, &efi_mem) {
struct efi_mem_list *lmem;
lmem = list_entry(lhandle, struct efi_mem_list, link);
*memory_map = lmem->desc;
- memory_map++;
+ memory_map--;
}
}
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