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-rw-r--r--disk/part_efi.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/disk/part_efi.c b/disk/part_efi.c
index 0abf48733d..782f8be502 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -923,13 +923,14 @@ static int is_pmbr_valid(legacy_mbr * mbr)
static int is_gpt_valid(struct blk_desc *dev_desc, u64 lba,
gpt_header *pgpt_head, gpt_entry **pgpt_pte)
{
- ALLOC_CACHE_ALIGN_BUFFER(legacy_mbr, mbr, dev_desc->blksz);
-
+ /* Confirm valid arguments prior to allocation. */
if (!dev_desc || !pgpt_head) {
printf("%s: Invalid Argument(s)\n", __func__);
return 0;
}
+ ALLOC_CACHE_ALIGN_BUFFER(legacy_mbr, mbr, dev_desc->blksz);
+
/* Read MBR Header from device */
if (blk_dread(dev_desc, 0, 1, (ulong *)mbr) != 1) {
printf("*** ERROR: Can't read MBR header ***\n");