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soc: qcom: smem_state: Add refcounting for the 'state->of_node'
[ Upstream commit90681f53b9
] In qcom_smem_state_register() and qcom_smem_state_release(), we should better use of_node_get() and of_node_put() for the reference creation and destruction of 'device_node'. Fixes:9460ae2ff3
("soc: qcom: Introduce common SMEM state machine code") Signed-off-by: Liang He <windhl@126.com> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> Link: https://lore.kernel.org/r/20220721135217.1301039-2-windhl@126.com Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 2 additions and 1 deletions
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@ -136,6 +136,7 @@ static void qcom_smem_state_release(struct kref *ref)
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struct qcom_smem_state *state = container_of(ref, struct qcom_smem_state, refcount);
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list_del(&state->list);
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of_node_put(state->of_node);
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kfree(state);
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}
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@ -205,7 +206,7 @@ struct qcom_smem_state *qcom_smem_state_register(struct device_node *of_node,
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kref_init(&state->refcount);
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state->of_node = of_node;
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state->of_node = of_node_get(of_node);
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state->ops = *ops;
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state->priv = priv;
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