From: Lv Ruyi <lv.ruyi@zte.com.cn>
Date: Thu, 7 Apr 2022 09:01:22 +0000 (+0000)
Subject: video: fbdev: imxfb: Fix missing of_node_put in imxfb_probe
X-Git-Tag: v5.18-rc5~35^2~11
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=836ffc47fa245e58cae51ac40c5ef71be8f4d480;p=thirdparty%2Fkernel%2Flinux.git

video: fbdev: imxfb: Fix missing of_node_put in imxfb_probe

of_parse_phandle returns node pointer with refcount incremented,
use of_node_put() on it when done.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Signed-off-by: Helge Deller <deller@gmx.de>
---

diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c
index 68288756ffff3..a2f644c97f280 100644
--- a/drivers/video/fbdev/imxfb.c
+++ b/drivers/video/fbdev/imxfb.c
@@ -925,10 +925,12 @@ static int imxfb_probe(struct platform_device *pdev)
 				sizeof(struct imx_fb_videomode), GFP_KERNEL);
 		if (!fbi->mode) {
 			ret = -ENOMEM;
+			of_node_put(display_np);
 			goto failed_of_parse;
 		}
 
 		ret = imxfb_of_read_mode(&pdev->dev, display_np, fbi->mode);
+		of_node_put(display_np);
 		if (ret)
 			goto failed_of_parse;
 	}