if (! memorymap)
return grub_errno;
- driverkey = (struct grub_xnu_devtree_key *) grub_malloc (sizeof (*driverkey));
+ driverkey = (struct grub_xnu_devtree_key *) grub_zalloc (sizeof (*driverkey));
if (! driverkey)
return grub_errno;
driverkey->name = grub_strdup ("DeviceTree");
if (! driverkey->name)
- return grub_errno;
+ {
+ err = grub_errno;
+ goto fail;
+ }
+
driverkey->datasize = sizeof (*extdesc);
driverkey->next = memorymap->first_child;
memorymap->first_child = driverkey;
driverkey->data = extdesc
= (struct grub_xnu_extdesc *) grub_malloc (sizeof (*extdesc));
if (! driverkey->data)
- return grub_errno;
+ {
+ err = grub_errno;
+ goto fail;
+ }
/* Allocate the space based on the size with dummy value. */
*size = grub_xnu_writetree_get_size (grub_xnu_devtree_root, "/");
err = grub_xnu_heap_malloc (ALIGN_UP (*size + 1, GRUB_XNU_PAGESIZE),
&src, target);
if (err)
- return err;
+ goto fail;
/* Put real data in the dummy. */
extdesc->addr = *target;
/* Write the tree to heap. */
grub_xnu_writetree_toheap_real (src, grub_xnu_devtree_root, "/");
return GRUB_ERR_NONE;
+
+ fail:
+ memorymap->first_child = NULL;
+
+ grub_free (driverkey->data);
+ grub_free (driverkey->name);
+ grub_free (driverkey);
+
+ return err;
}
/* Find a key or value in parent key. */