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ipmi:ipmb: Fix refcount leak in ipmi_ipmb_probe

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of_parse_phandle() returns a node pointer with refcount
incremented, we should use of_node_put() on it when done.
Add missing of_node_put() to avoid refcount leak.

Fixes: 00d93611f0 ("ipmi:ipmb: Add the ability to have a separate slave and master device")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Message-Id: <20220512044445.3102-1-linmq006@gmail.com>
Cc: stable@vger.kernel.org # v5.17+
Signed-off-by: Corey Minyard <cminyard@mvista.com>
This commit is contained in:
Miaoqian Lin 2022-05-12 08:44:45 +04:00 committed by Corey Minyard
parent 5396ccbd79
commit a508e33956
1 changed files with 1 additions and 0 deletions
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drivers/char/ipmi/ipmi_ipmb.c
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@ -475,6 +475,7 @@ static int ipmi_ipmb_probe(struct i2c_client *client)
slave_np = of_parse_phandle(dev->of_node, "slave-dev", 0);
if (slave_np) {
slave_adap = of_get_i2c_adapter_by_node(slave_np);
of_node_put(slave_np);
if (!slave_adap) {
dev_notice(&client->dev,
"Could not find slave adapter\n");