linux-kernel - [PATCH v2 media-next] media: rkisp1: Fix unused value issue

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Message-Id: <20241118093721.55982-1-dheeraj.linuxdev@gmail.com>
Date: Mon, 18 Nov 2024 15:07:21 +0530
From: Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@...il.com>
To: dafna@...tmail.com,
	laurent.pinchart@...asonboard.com,
	linux-media@...r.kernel.org
Cc: mchehab@...nel.org,
	heiko@...ech.de,
	linux-rockchip@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@...il.com>
Subject: [PATCH v2 media-next] media: rkisp1: Fix unused value issue

This commit fixes an unused value issue detected by Coverity (CID
1519008). If ret is set to an error value in the switch statement, it is
not handled before being overwritten later.

Signed-off-by: Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@...il.com>
---
 drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
index dd114ab77800..9ad5026ab10a 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c
@@ -228,6 +228,9 @@ static int rkisp1_subdev_notifier_register(struct rkisp1_device *rkisp1)
 			break;
 		}
 
+		if (ret)
+			break;
+
 		/* Parse the endpoint and validate the bus type. */
 		ret = v4l2_fwnode_endpoint_parse(ep, &vep);
 		if (ret) {
-- 
2.34.1