5.4-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 2483641799df..2db9229d5601 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -431,8 +431,11 @@ static int camss_of_parse_endpoint_node(struct device *dev,
struct v4l2_fwnode_bus_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
