On Sun, Dec 06, 2020 at 11:59:07PM +0800, shaojie.dong@xxxxxxxxxxxxxxxx wrote: > From: "shaojie.dong" <shaojie.dong@xxxxxxxxxxxxxxxx> > > Function register_netdev() can fail, so we should check it's return value You just check it, you are not doing anything with it, which is just the same as not checking this. Please fix this properly. thanks, greg k-h _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel