This is a note to let you know that I've just added the patch titled
soc: qcom: smp2p: Fix missing of_node_put() in smp2p_parse_ipc
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
soc-qcom-smp2p-fix-missing-of_node_put-in-smp2p_pars.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 3794afa2559d21a64f7b7a91111a808e25f26e36
Author: Miaoqian Lin <linmq006@xxxxxxxxx>
Date: Tue Mar 8 07:19:42 2022 +0000
soc: qcom: smp2p: Fix missing of_node_put() in smp2p_parse_ipc
[ Upstream commit 8fd3f18ea31a398ecce4a6d3804433658678b0a3 ]
The device_node pointer is returned by of_parse_phandle() with refcount
incremented. We should use of_node_put() on it when done.
Fixes: 50e99641413e ("soc: qcom: smp2p: Qualcomm Shared Memory Point to Point")
Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx>
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220308071942.22942-1-linmq006@xxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/soc/qcom/smp2p.c b/drivers/soc/qcom/smp2p.c
index 2df488333be9..cac6b0b7b0b1 100644
--- a/drivers/soc/qcom/smp2p.c
+++ b/drivers/soc/qcom/smp2p.c
@@ -421,6 +421,7 @@ static int smp2p_parse_ipc(struct qcom_smp2p *smp2p)
}
smp2p->ipc_regmap = syscon_node_to_regmap(syscon);
+ of_node_put(syscon);
if (IS_ERR(smp2p->ipc_regmap))
return PTR_ERR(smp2p->ipc_regmap);
