[PATCH] OPP: call of_node_put() on error path in _bandwidth_supported()

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

Fixes: 45679f9b508f ("opp: Don't parse icc paths unnecessarily")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 drivers/opp/of.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/opp/of.c b/drivers/opp/of.c
index 440ab5a03df9..95b184fc3372 100644
--- a/drivers/opp/of.c
+++ b/drivers/opp/of.c
@@ -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);
-- 
2.20.1




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