[PATCH 4.14 13/23] opp: remove WARN when no valid OPPs remain
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2021-09-01 12:28:48
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Subsystem:
driver core, kobjects, debugfs and sysfs, hibernation (aka software suspend, aka swsusp), power management core, suspend to ram, the rest · Maintainers:
Greg Kroah-Hartman, "Rafael J. Wysocki", Danilo Krummrich, Linus Torvalds
From: Michał Mirosław <mirq-linux@rere.qmqm.pl> [ Upstream commit 335ffab3ef864539e814b9a2903b0ae420c1c067 ] This WARN can be triggered per-core and the stack trace is not useful. Replace it with plain dev_err(). Fix a comment while at it. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/base/power/opp/of.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/base/power/opp/of.c b/drivers/base/power/opp/of.c
index 87509cb69f79..68ae8e9c1edc 100644
--- a/drivers/base/power/opp/of.c
+++ b/drivers/base/power/opp/of.c@@ -402,8 +402,9 @@ static int _of_add_opp_table_v2(struct device *dev, struct device_node *opp_np) } } - /* There should be one of more OPP defined */ - if (WARN_ON(!count)) { + /* There should be one or more OPPs defined */ + if (!count) { + dev_err(dev, "%s: no supported OPPs", __func__); ret = -ENOENT; goto put_opp_table; }
--
2.30.2