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Subject: media: ov2740: Improve ov2740_check_hwcfg() error reporting
Author: Hans de Goede <hdego...@redhat.com>
Date: Mon Dec 4 13:39:41 2023 +0100
Make ov2740_check_hwcfg() report an error on failure in all error paths,
so that it is always clear why the probe() failed.
Signed-off-by: Hans de Goede <hdego...@redhat.com>
Signed-off-by: Sakari Ailus <sakari.ai...@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-ci...@xs4all.nl>
drivers/media/i2c/ov2740.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/drivers/media/i2c/ov2740.c b/drivers/media/i2c/ov2740.c
index 06427e886d15..1cbe0ac16995 100644
--- a/drivers/media/i2c/ov2740.c
+++ b/drivers/media/i2c/ov2740.c
@@ -940,7 +940,8 @@ static int ov2740_check_hwcfg(struct device *dev)
ret = fwnode_property_read_u32(fwnode, "clock-frequency", &mclk);
if (ret) {
fwnode_handle_put(ep);
- return ret;
+ return dev_err_probe(dev, ret,
+ "reading clock-frequency property\n");
}
if (mclk != OV2740_MCLK) {
@@ -953,7 +954,7 @@ static int ov2740_check_hwcfg(struct device *dev)
ret = v4l2_fwnode_endpoint_alloc_parse(ep, &bus_cfg);
fwnode_handle_put(ep);
if (ret)
- return ret;
+ return dev_err_probe(dev, ret, "parsing endpoint failed\n");
if (bus_cfg.bus.mipi_csi2.num_data_lanes != OV2740_DATA_LANES) {
ret = dev_err_probe(dev, -EINVAL,
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