From: Miaoqian Lin linmq006@gmail.com
stable inclusion from stable-v5.10.121 commit a409d0b1f92906e5df0f2ff02f6fe8c319f24869 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I5L6CQ
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit aad66a3c78da668f4506356c2fdb70b7a19ecc76 ]
The device_node pointer is returned by of_parse_phandle() with refcount incremented. We should use of_node_put() on it when done.
Fixes: c97c4090ff72 ("soc: qcom: smsm: Add driver for Qualcomm SMSM") Signed-off-by: Miaoqian Lin linmq006@gmail.com Signed-off-by: Bjorn Andersson bjorn.andersson@linaro.org Link: https://lore.kernel.org/r/20220308073648.24634-1-linmq006@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Acked-by: Xie XiuQi xiexiuqi@huawei.com --- drivers/soc/qcom/smsm.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/soc/qcom/smsm.c b/drivers/soc/qcom/smsm.c index c428d0f78816..6564f15c5319 100644 --- a/drivers/soc/qcom/smsm.c +++ b/drivers/soc/qcom/smsm.c @@ -359,6 +359,7 @@ static int smsm_parse_ipc(struct qcom_smsm *smsm, unsigned host_id) return 0;
host->ipc_regmap = syscon_node_to_regmap(syscon); + of_node_put(syscon); if (IS_ERR(host->ipc_regmap)) return PTR_ERR(host->ipc_regmap);