* [PATCH] powerpc: powernv: Fix refcount leak in opal
@ 2022-06-17 8:04 Liang He
0 siblings, 0 replies; only message in thread
From: Liang He @ 2022-06-17 8:04 UTC (permalink / raw)
To: mpe, benh, paulus, nick.child, npiggin, christophe.leroy
Cc: windhl, linuxppc-dev, linux-kernel
In opal_imc_init_dev(), of_find_compatible_node() will return a
node pointer with refcount incremented. We should use of_node_put()
when it is not used anymore.
Signed-off-by: Liang He <windhl@126.com>
---
arch/powerpc/platforms/powernv/opal.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index 55a8fbfdb5b2..d86cc48a10aa 100644
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -952,6 +952,7 @@ static void __init opal_imc_init_dev(void)
np = of_find_compatible_node(NULL, NULL, IMC_DTB_COMPAT);
if (np)
of_platform_device_create(np, NULL, NULL);
+ of_node_put(np);
}
static int kopald(void *unused)
--
2.25.1
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