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

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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 authored and Rob Herring committed 2017-10-19 17:15:09 -05:00
1 parent 34ca5d76f2
commit a1d19bd4cf
1 file changed
+1 -1
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drivers/of/overlay.c
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@@ -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);