media: i2c: rdacm20: Check return values
The camera module initialization routine does not check the return
value of a few functions. Fix that.
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
diff --git a/drivers/media/i2c/rdacm20.c b/drivers/media/i2c/rdacm20.c
index 343604b..0fc5512 100644
--- a/drivers/media/i2c/rdacm20.c
+++ b/drivers/media/i2c/rdacm20.c
@@ -466,11 +466,16 @@ static int rdacm20_initialize(struct rdacm20_device *dev)
* Ensure that we have a good link configuration before attempting to
* identify the device.
*/
- max9271_configure_i2c(&dev->serializer, MAX9271_I2CSLVSH_469NS_234NS |
- MAX9271_I2CSLVTO_1024US |
- MAX9271_I2CMSTBT_105KBPS);
+ ret = max9271_configure_i2c(&dev->serializer,
+ MAX9271_I2CSLVSH_469NS_234NS |
+ MAX9271_I2CSLVTO_1024US |
+ MAX9271_I2CMSTBT_105KBPS);
+ if (ret)
+ return ret;
- max9271_configure_gmsl_link(&dev->serializer);
+ ret = max9271_configure_gmsl_link(&dev->serializer);
+ if (ret)
+ return ret;
ret = max9271_verify_id(&dev->serializer);
if (ret < 0)
