Each iteration of for_each_available_child_of_node puts the previous
node, but in the case of a return from the middle of the loop, there is
no put, thus causing a memory leak. Hence add an of_node_put before the
return in two places.
Issue found with Coccinelle.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@xxxxxxxxx>
---
drivers/slimbus/qcom-ngd-ctrl.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/slimbus/qcom-ngd-ctrl.c b/drivers/slimbus/qcom-ngd-ctrl.c
index f3585777324c..29fbab55c3b3 100644
--- a/drivers/slimbus/qcom-ngd-ctrl.c
+++ b/drivers/slimbus/qcom-ngd-ctrl.c
@@ -1338,12 +1338,15 @@ static int of_qcom_slim_ngd_register(struct device *parent,
continue;
ngd = kzalloc(sizeof(*ngd), GFP_KERNEL);
- if (!ngd)
+ if (!ngd) {
+ of_node_put(node);
return -ENOMEM;
+ }
ngd->pdev = platform_device_alloc(QCOM_SLIM_NGD_DRV_NAME, id);
if (!ngd->pdev) {
kfree(ngd);
+ of_node_put(node);
return -ENOMEM;
}
ngd->id = id;
--
2.19.1
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