The driver has to unregister from platform device when it's unloaded
Signed-off-by: Phong Tran <tranmanph...@gmail.com>
---
drivers/staging/android/ion/ion_test.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/android/ion/ion_test.c
b/drivers/staging/android/ion/ion_test.c
index d6a9653..24fd77d3 100644
--- a/drivers/staging/android/ion/ion_test.c
+++ b/drivers/staging/android/ion/ion_test.c
@@ -272,6 +272,7 @@ static int ion_test_remove(struct platform_device *pdev)
return misc_deregister(&testdev->misc);
}
+static struct platform_device *ion_test_pdev;
static struct platform_driver ion_test_platform_driver = {
.remove = ion_test_remove,
.driver = {
@@ -281,13 +282,18 @@ static struct platform_driver ion_test_platform_driver = {
static int __init ion_test_init(void)
{
- platform_device_register_simple("ion-test", -1, NULL, 0);
+ ion_test_pdev = platform_device_register_simple("ion-test",
+ -1, NULL, 0);
+ if (!ion_test_pdev)
+ return -ENODEV;
+
return platform_driver_probe(&ion_test_platform_driver, ion_test_probe);
}
static void __exit ion_test_exit(void)
{
platform_driver_unregister(&ion_test_platform_driver);
+ platform_device_unregister(ion_test_pdev);
}
module_init(ion_test_init);
--
2.1.0
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