[PATCH 2/4] media: nuvoton: Fix reference handling of ece_node

[Ricardo Ribalda <ribalda@chromium.org>]

Make sure all the code paths call of_node_put().

Cc: stable@vger.kernel.org
Fixes: 46c15a4ff1f4 ("media: nuvoton: Add driver for NPCM video capture and encoding engine")
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
 drivers/media/platform/nuvoton/npcm-video.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/nuvoton/npcm-video.c b/drivers/media/platform/nuvoton/npcm-video.c
index 7b4c23dbe709..f6cba17a7924 100644
--- a/drivers/media/platform/nuvoton/npcm-video.c
+++ b/drivers/media/platform/nuvoton/npcm-video.c
@@ -1665,11 +1665,11 @@ static int npcm_video_ece_init(struct npcm_video *video)
 		dev_info(dev, "Support HEXTILE pixel format\n");
 
 		ece_pdev = of_find_device_by_node(ece_node);
+		of_node_put(ece_node);
 		if (!ece_pdev) {
 			dev_err(dev, "Failed to find ECE device\n");
 			return -ENODEV;
 		}
-		of_node_put(ece_node);
 
 		regs = devm_platform_ioremap_resource(ece_pdev, 0);
 		if (IS_ERR(regs)) {
@@ -1692,6 +1692,8 @@ static int npcm_video_ece_init(struct npcm_video *video)
 			dev_err(dev, "Failed to get ECE reset control in DTS\n");
 			return PTR_ERR(video->ece.reset);
 		}
+	} else {
+		of_node_put(ece_node);
 	}
 
 	return 0;

-- 
2.48.0.rc2.279.g1de40edade-goog