[PATCH v2 2/9] media: qcom: camss: Fix V4L2 async notifier error path

From: Bryan O'Donoghue
Date: Tue Aug 22 2023 - 16:06:38 EST


Previously the jump label err_cleanup was used higher in the probe()
function to release the async notifier however the async notifier
registration was moved later in the code rendering the previous four jumps
redundant.

Rename the label from err_cleanup to err_v4l2_device_register to capture
what the jump does.

Fixes: 51397a4ec75d ("media: qcom: Initialise V4L2 async notifier later")
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
---
drivers/media/platform/qcom/camss/camss.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
index 75991d849b571..f4948bdf3f8f9 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -1617,21 +1617,21 @@ static int camss_probe(struct platform_device *pdev)

ret = camss_icc_get(camss);
if (ret < 0)
- goto err_cleanup;
+ return ret;

ret = camss_configure_pd(camss);
if (ret < 0) {
dev_err(dev, "Failed to configure power domains: %d\n", ret);
- goto err_cleanup;
+ return ret;
}

ret = camss_init_subdevices(camss);
if (ret < 0)
- goto err_cleanup;
+ return ret;

ret = dma_set_mask_and_coherent(dev, 0xffffffff);
if (ret)
- goto err_cleanup;
+ return ret;

camss->media_dev.dev = camss->dev;
strscpy(camss->media_dev.model, "Qualcomm Camera Subsystem",
@@ -1643,7 +1643,7 @@ static int camss_probe(struct platform_device *pdev)
ret = v4l2_device_register(camss->dev, &camss->v4l2_dev);
if (ret < 0) {
dev_err(dev, "Failed to register V4L2 device: %d\n", ret);
- goto err_cleanup;
+ return ret;
}

v4l2_async_nf_init(&camss->notifier, &camss->v4l2_dev);
@@ -1651,12 +1651,12 @@ static int camss_probe(struct platform_device *pdev)
num_subdevs = camss_of_parse_ports(camss);
if (num_subdevs < 0) {
ret = num_subdevs;
- goto err_cleanup;
+ goto err_v4l2_device_register;
}

ret = camss_register_entities(camss);
if (ret < 0)
- goto err_cleanup;
+ goto err_v4l2_device_register;

if (num_subdevs) {
camss->notifier.ops = &camss_subdev_notifier_ops;
@@ -1690,7 +1690,7 @@ static int camss_probe(struct platform_device *pdev)

err_register_subdevs:
camss_unregister_entities(camss);
-err_cleanup:
+err_v4l2_device_register:
v4l2_device_unregister(&camss->v4l2_dev);
v4l2_async_nf_cleanup(&camss->notifier);

--
2.41.0