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[PATCH] ARM: dove: Add of_node_put() before break

From: Wan Jiabing <hidden>
Date: 2021-10-15 06:40:27
Also in: lkml
Subsystem: arm/marvell dove/mv78xx0/orion soc support, the rest · Maintainers: Andrew Lunn, Sebastian Hesselbarth, Gregory Clement, Linus Torvalds

Fix following coccicheck warning:
./drivers/soc/dove/pmu.c:408:1-33: WARNING: Function
for_each_available_child_of_node should have of_node_put() before break

Early exits from for_each_available_child_of_node should decrement the
node reference counter.

Signed-off-by: Wan Jiabing <redacted>
---
 drivers/soc/dove/pmu.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/soc/dove/pmu.c b/drivers/soc/dove/pmu.c
index ffc5311c0ed8..6202dbcd20a8 100644
--- a/drivers/soc/dove/pmu.c
+++ b/drivers/soc/dove/pmu.c
@@ -410,13 +410,16 @@ int __init dove_init_pmu(void)
 		struct pmu_domain *domain;
 
 		domain = kzalloc(sizeof(*domain), GFP_KERNEL);
-		if (!domain)
+		if (!domain) {
+			of_node_put(np);
 			break;
+		}
 
 		domain->pmu = pmu;
 		domain->base.name = kasprintf(GFP_KERNEL, "%pOFn", np);
 		if (!domain->base.name) {
 			kfree(domain);
+			of_node_put(np);
 			break;
 		}
 
-- 
2.20.1


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