[PATCH 6.1 064/192] media: qcom: camss: Add check for v4l2_fwnode_endpoint_parse

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6.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Chen Ni <nichen@xxxxxxxxxxx>

[ Upstream commit 4caf6d93d9f2c11d6441c64e1c549c445fa322ed ]

Add check for the return value of v4l2_fwnode_endpoint_parse() and
return the error if it fails in order to catch the error.

Signed-off-by: Chen Ni <nichen@xxxxxxxxxxx>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/media/platform/qcom/camss/camss.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
index a30461de3e84..d173ac80e01c 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -1038,8 +1038,11 @@ static int camss_of_parse_endpoint_node(struct device *dev,
 	struct v4l2_mbus_config_mipi_csi2 *mipi_csi2;
 	struct v4l2_fwnode_endpoint vep = { { 0 } };
 	unsigned int i;
+	int ret;
 
-	v4l2_fwnode_endpoint_parse(of_fwnode_handle(node), &vep);
+	ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(node), &vep);
+	if (ret)
+		return ret;
 
 	csd->interface.csiphy_id = vep.base.port;
 
-- 
2.43.0







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