From: David Woodhouse dwmw@amazon.co.uk
Without the .owner field, the module can be unloaded while /dev/vmclock0 is open, leading to an oops.
Fixes: 205032724226 ("ptp: Add support for the AMZNC10C 'vmclock' device") Cc: stable@vger.kernel.org Signed-off-by: David Woodhouse dwmw@amazon.co.uk Signed-off-by: Thomas Weißschuh thomas.weissschuh@linutronix.de --- drivers/ptp/ptp_vmclock.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/ptp/ptp_vmclock.c b/drivers/ptp/ptp_vmclock.c index 0a2cfc8ad3c5408a87fd8fedeff274ab895de3dd..dbc73e5382935dcbc799ea608b87f5ff51044ebc 100644 --- a/drivers/ptp/ptp_vmclock.c +++ b/drivers/ptp/ptp_vmclock.c @@ -414,6 +414,7 @@ static ssize_t vmclock_miscdev_read(struct file *fp, char __user *buf, }
static const struct file_operations vmclock_miscdev_fops = { + .owner = THIS_MODULE, .mmap = vmclock_miscdev_mmap, .read = vmclock_miscdev_read, };