If THIS_MODULE is not set, the module would be removed while debugfs is being used. It eventually makes kernel panic. Fixes: 300acfdec916 ("Bluetooth: Introduce force_bredr_smp debugfs option for testing") Signed-off-by: Taehee Yoo <ap420073@xxxxxxxxx> --- net/bluetooth/smp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index bf4bef13d935..9b96a2d85e86 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -3407,6 +3407,7 @@ static const struct file_operations force_bredr_smp_fops = { .read = force_bredr_smp_read, .write = force_bredr_smp_write, .llseek = default_llseek, + .owner = THIS_MODULE, }; int smp_register(struct hci_dev *hdev) -- 2.17.1