linux-kernel - [RFT 1/2] [media] exynos4-is: Add missing endpoint of_node

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Date:	Tue, 26 Jan 2016 09:41:45 +0900
From:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
To:	Kyungmin Park <kyungmin.park@...sung.com>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Mauro Carvalho Chehab <mchehab@....samsung.com>,
	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	linux-media@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Javier Martinez Canillas <javier@....samsung.com>
Subject: [RFT 1/2] [media] exynos4-is: Add missing endpoint of_node_put on
 error paths

In fimc_md_parse_port_node() endpoint node is get with of_get_next_child()
but it is not put on error path.

Fixes: 56fa1a6a6a7d ("[media] s5p-fimc: Change the driver directory name to exynos4-is")
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>

---

Not tested on hardware, only built+static checkers.
---
 drivers/media/platform/exynos4-is/media-dev.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
index f3b2dd30ec77..de0977479327 100644
--- a/drivers/media/platform/exynos4-is/media-dev.c
+++ b/drivers/media/platform/exynos4-is/media-dev.c
@@ -339,8 +339,10 @@ static int fimc_md_parse_port_node(struct fimc_md *fmd,
 		return 0;
 
 	v4l2_of_parse_endpoint(ep, &endpoint);
-	if (WARN_ON(endpoint.base.port == 0) || index >= FIMC_MAX_SENSORS)
+	if (WARN_ON(endpoint.base.port == 0) || index >= FIMC_MAX_SENSORS) {
+		of_node_put(ep);
 		return -EINVAL;
+	}
 
 	pd->mux_id = (endpoint.base.port - 1) & 0x1;
 
-- 
1.9.1