disk: efi: correct the allocation size for mbr header in stack
use ALLOC_CACHE_ALIGN_BUFFER_PAD for mbr header allocation
in stack to fix alloc issue in is_gpt_valid()
this patch fix also issue for GPT partition handling
with blocksize != 512 in set_protective_mbr()
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
diff --git a/disk/part_efi.c b/disk/part_efi.c
index f6f5bee..bea8b20 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -350,7 +350,7 @@
static int set_protective_mbr(struct blk_desc *dev_desc)
{
/* Setup the Protective MBR */
- ALLOC_CACHE_ALIGN_BUFFER(legacy_mbr, p_mbr, 1);
+ ALLOC_CACHE_ALIGN_BUFFER_PAD(legacy_mbr, p_mbr, 1, dev_desc->blksz);
memset(p_mbr, 0, sizeof(*p_mbr));
if (p_mbr == NULL) {
@@ -931,7 +931,7 @@
return 0;
}
- ALLOC_CACHE_ALIGN_BUFFER(legacy_mbr, mbr, dev_desc->blksz);
+ ALLOC_CACHE_ALIGN_BUFFER_PAD(legacy_mbr, mbr, 1, dev_desc->blksz);
/* Read MBR Header from device */
if (blk_dread(dev_desc, 0, 1, (ulong *)mbr) != 1) {