Merge tag 'dp-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull device properties framework update from Rafael Wysocki:
 "Modify the device properties framework to remove union aliasing from
  it (Andy Shevchenko)"

* tag 'dp-4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  device property: Get rid of union aliasing
This commit is contained in:
Linus Torvalds
2018-06-05 10:13:13 -07:00
3 changed files with 117 additions and 47 deletions

View File

@@ -13,6 +13,9 @@
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
* Note, all properties are considered as u8 arrays.
* To get a value of any of them the caller must use device_property_read_u8_array().
*/
#define pr_fmt(fmt) "apple-properties: " fmt
@@ -96,12 +99,13 @@ static void __init unmarshal_key_value_pairs(struct dev_header *dev_header,
entry[i].name = key;
entry[i].length = val_len - sizeof(val_len);
entry[i].is_array = !!entry[i].length;
entry[i].pointer.raw_data = ptr + key_len + sizeof(val_len);
entry[i].type = DEV_PROP_U8;
entry[i].pointer.u8_data = ptr + key_len + sizeof(val_len);
if (dump_properties) {
dev_info(dev, "property: %s\n", entry[i].name);
print_hex_dump(KERN_INFO, pr_fmt(), DUMP_PREFIX_OFFSET,
16, 1, entry[i].pointer.raw_data,
16, 1, entry[i].pointer.u8_data,
entry[i].length, true);
}