VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

More than 9999 Commits   33 Branches   55 Tags
author: Andy Shevchenko <andy.shevchenko@gmail.com> 2021-04-04 20:14:09 +0200 committer: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 2021-07-14 17:06:42 +0200 commit: ba10157cd0f8711df4b2eaa36b6eb87272e2edb4 parent: 1b76864f4da70c7626e7db1af9a14046969b1017
Commit Summary:
media: ipu3-cio2: Fix reference counting when looping over ACPI devices
Diffstat:
1 file changed, 5 insertions, 5 deletions
diff --git a/drivers/media/pci/intel/ipu3/cio2-bridge.c b/drivers/media/pci/intel/ipu3/cio2-bridge.c
index e8511787c1e4..4657e99df033 100644
--- a/drivers/media/pci/intel/ipu3/cio2-bridge.c
+++ b/drivers/media/pci/intel/ipu3/cio2-bridge.c
@@ -173,14 +173,15 @@ static int cio2_bridge_connect_sensor(const struct cio2_sensor_config *cfg,
 	int ret;
 
 	for_each_acpi_dev_match(adev, cfg->hid, NULL, -1) {
-		if (!adev->status.enabled)
+		if (!adev->status.enabled) {
+			acpi_dev_put(adev);
 			continue;
+		}
 
 		if (bridge->n_sensors >= CIO2_NUM_PORTS) {
+			acpi_dev_put(adev);
 			dev_err(&cio2->dev, "Exceeded available CIO2 ports\n");
-			cio2_bridge_unregister_sensors(bridge);
-			ret = -EINVAL;
-			goto err_out;
+			return -EINVAL;
 		}
 
 		sensor = &bridge->sensors[bridge->n_sensors];
@@ -228,7 +229,6 @@ err_free_swnodes:
 	software_node_unregister_nodes(sensor->swnodes);
 err_put_adev:
 	acpi_dev_put(sensor->adev);
-err_out:
 	return ret;
 }