From: Phong Tran Date: Fri, 3 Apr 2015 14:07:02 +0000 (+0700) Subject: staging: android: ion_test: unregister the platform device X-Git-Tag: firefly_0821_release~176^2~1545^2~889 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=81fb0b901397588d01219764adb5e674eacc4f8b;p=firefly-linux-kernel-4.4.55.git staging: android: ion_test: unregister the platform device The driver has to unregister from platform device when it's unloaded Signed-off-by: Phong Tran Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/android/ion/ion_test.c b/drivers/staging/android/ion/ion_test.c index 052d5e2177e7..7d6e6b6bc894 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);