of: overlay: pr_err from return NOTIFY_OK to overlay apply/remove

A device tree overlay notifier can return NOTIFY_OK, NOTIFY_STOP,
or an embedded errno.  overlay_notify() incorrectly reports an
error for NOTIFY_OK.

Reported-by: [email protected]
Signed-off-by: Frank Rowand <[email protected]>
Signed-off-by: Rob Herring <[email protected]>
This commit is contained in:
Frank Rowand 2017-10-19 14:18:27 -07:00 • committed by Rob Herring
commit a1d19bd4cf

View file

@ -133,7 +133,7 @@ static int overlay_notify(struct overlay_changeset *ovcs,
ret = blocking_notifier_call_chain(&overlay_notify_chain,
action, &nd);
if (ret == NOTIFY_STOP)
if (ret == NOTIFY_OK || ret == NOTIFY_STOP)
return 0;
if (ret) {
ret = notifier_to_errno(ret);