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-rw-r--r--disk/part_efi.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/disk/part_efi.c b/disk/part_efi.c
index 9c33ae7a31..733d5bde94 100644
--- a/disk/part_efi.c
+++ b/disk/part_efi.c
@@ -213,10 +213,10 @@ int test_part_efi(block_dev_desc_t * dev_desc)
*/
static int set_protective_mbr(block_dev_desc_t *dev_desc)
{
- legacy_mbr *p_mbr;
-
/* Setup the Protective MBR */
- p_mbr = calloc(1, sizeof(p_mbr));
+ ALLOC_CACHE_ALIGN_BUFFER(legacy_mbr, p_mbr, 1);
+ memset(p_mbr, 0, sizeof(*p_mbr));
+
if (p_mbr == NULL) {
printf("%s: calloc failed!\n", __func__);
return -1;
@@ -231,11 +231,9 @@ static int set_protective_mbr(block_dev_desc_t *dev_desc)
if (dev_desc->block_write(dev_desc->dev, 0, 1, p_mbr) != 1) {
printf("** Can't write to device %d **\n",
dev_desc->dev);
- free(p_mbr);
return -1;
}
- free(p_mbr);
return 0;
}