On Thu, Jun 08, 2023 at 06:17:51AM -0500, Mario Limonciello wrote: > > +const struct file_operations dbc_fops = { > + .owner = THIS_MODULE, > + .unlocked_ioctl = dbc_ioctl, > +}; This needs to be static. Thanks, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt