2023-07-06 07:19:51

by Lu Hongfei

[permalink] [raw]
Subject: [PATCH] drivers: bus: arm: Fix resource leaks in for_each_available_child_of_node loop

Ensure child node references are decremented properly in
the error path.

Signed-off-by: Lu Hongfei <[email protected]>
---
drivers/bus/arm-cci.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/bus/arm-cci.c b/drivers/bus/arm-cci.c
index b8184a903583..1f84a5528073 100644
--- a/drivers/bus/arm-cci.c
+++ b/drivers/bus/arm-cci.c
@@ -461,8 +461,10 @@ static int cci_probe_ports(struct device_node *np)

i = nb_ace + nb_ace_lite;

- if (i >= nb_cci_ports)
+ if (i >= nb_cci_ports) {
+ of_node_put(cp);
break;
+ }

if (of_property_read_string(cp, "interface-type",
&match_str)) {
--
2.39.0