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OPP: call of_node_put() on error path in _bandwidth_supported()

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[ Upstream commit 907ed123b9 ]

This code does not call of_node_put(opp_np) if of_get_next_available_child()
returns NULL.  But it should.

Fixes: 45679f9b50 ("opp: Don't parse icc paths unnecessarily")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dan Carpenter 2022-04-06 09:40:14 +03:00 committed by Greg Kroah-Hartman
parent 64522155ea
commit 24705fd3f3
1 changed files with 1 additions and 1 deletions
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2
drivers/opp/of.c
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@ -437,11 +437,11 @@ static int _bandwidth_supported(struct device *dev, struct opp_table *opp_table)
/* Checking only first OPP is sufficient */
np = of_get_next_available_child(opp_np, NULL);
of_node_put(opp_np);
if (!np) {
dev_err(dev, "OPP table empty\n");
return -EINVAL;
}
of_node_put(opp_np);
prop = of_find_property(np, "opp-peak-kBps", NULL);
of_node_put(np);