* [PATCH] ARM: mxs: Fix refcount leak in mxs_get_ocotp
@ 2022-05-12 8:52 Miaoqian Lin
0 siblings, 0 replies; only message in thread
From: Miaoqian Lin @ 2022-05-12 8:52 UTC (permalink / raw)
To: Russell King, Shawn Guo, Sascha Hauer, Pengutronix Kernel Team,
Fabio Estevam, NXP Linux Team, Miaoqian Lin, linux-arm-kernel,
linux-kernel
of_find_compatible_node() 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: 1bff2d76ac88 ("ARM: mxs: move mxs_get_ocotp() into mach-mxs.c")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
---
arch/arm/mach-mxs/mach-mxs.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c
index 25c9d184fa4c..4af4c3dcfa85 100644
--- a/arch/arm/mach-mxs/mach-mxs.c
+++ b/arch/arm/mach-mxs/mach-mxs.c
@@ -99,6 +99,7 @@ static const u32 *mxs_get_ocotp(void)
np = of_find_compatible_node(NULL, NULL, "fsl,ocotp");
ocotp_base = of_iomap(np, 0);
WARN_ON(!ocotp_base);
+ of_node_put(np);
mutex_lock(&ocotp_mutex);
--
2.25.1
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