[6.0,441/862] soc/tegra: fuse: Add missing of_node_put() in tegra_init_fuse()

Message ID 20221019083309.480396516@linuxfoundation.org
State New
Headers
Series None |

Commit Message

Greg KH Oct. 19, 2022, 8:28 a.m. UTC
  From: Liang He <windhl@126.com>

[ Upstream commit e941712cccab8a96f03b5d3274159c1ed338efee ]

In this function, of_find_matching_node() will return a node pointer
with refcount incremented. We should use of_node_put() when the "np"
pointer is not used anymore.

Signed-off-by: Liang He <windhl@126.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/soc/tegra/fuse/fuse-tegra.c |    1 +
 1 file changed, 1 insertion(+)
  

Patch

--- a/drivers/soc/tegra/fuse/fuse-tegra.c
+++ b/drivers/soc/tegra/fuse/fuse-tegra.c
@@ -568,6 +568,7 @@  static int __init tegra_init_fuse(void)
 	np = of_find_matching_node(NULL, car_match);
 	if (np) {
 		void __iomem *base = of_iomap(np, 0);
+		of_node_put(np);
 		if (base) {
 			tegra_enable_fuse_clk(base);
 			iounmap(base);