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Subject[PATCH] power: reset: zx-reboot: put device node in zx_reboot_probe()
Date
zx_reboot_probe() increments refcnt of zx296702-pcu device node by
of_find_compatible_node() and leaves it undecremented on both
successful and error paths.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
---
drivers/power/reset/zx-reboot.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/power/reset/zx-reboot.c b/drivers/power/reset/zx-reboot.c
index c03e96e6a041..186901c96c01 100644
--- a/drivers/power/reset/zx-reboot.c
+++ b/drivers/power/reset/zx-reboot.c
@@ -51,6 +51,7 @@ static int zx_reboot_probe(struct platform_device *pdev)

np = of_find_compatible_node(NULL, NULL, "zte,zx296702-pcu");
pcu_base = of_iomap(np, 0);
+ of_node_put(np);
if (!pcu_base) {
iounmap(base);
WARN(1, "failed to map pcu_base address");
--
2.7.4
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