This is a note to let you know that I've just added the patch titled
media: qcom: camss: Add check for v4l2_fwnode_endpoint_parse
to the 4.19-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
media-qcom-camss-add-check-for-v4l2_fwnode_endpoint_.patch
and it can be found in the queue-4.19 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit ac1e3874c82a3176b455cc721b9edef2de5e8526
Author: Chen Ni <nichen@xxxxxxxxxxx>
Date: Fri Jun 21 09:35:22 2024 +0800
media: qcom: camss: Add check for v4l2_fwnode_endpoint_parse
[ 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>
diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
index 669615fff6a0..0fc7951640e2 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;
