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[4.19,109/338] video: fbdev: omapfb: Add missing of_node_put() in dvic_probe_of

Message ID 20220414110842.012982380@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH April 14, 2022, 1:10 p.m. UTC 
From: Miaoqian Lin <linmq006@gmail.com>

[ Upstream commit a58c22cfbbf62fefca090334bbd35fd132e92a23 ]

The device_node pointer is returned by of_parse_phandle()  with refcount
incremented. We should use of_node_put() on it when done.

Fixes: f76ee892a99e ("omapfb: copy omapdss & displays for omapfb")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c b/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c
index 06e1db34541e..41b0db0cc047 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c
@@ -254,6 +254,7 @@  static int dvic_probe_of(struct platform_device *pdev)
 	adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0);
 	if (adapter_node) {
 		adapter = of_get_i2c_adapter_by_node(adapter_node);
+		of_node_put(adapter_node);
 		if (adapter == NULL) {
 			dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n");
 			omap_dss_put_device(ddata->in);