Hi Nicolas! > --- a/drivers/scsi/scsi_sysctl.c > +++ b/drivers/scsi/scsi_sysctl.c > @@ -17,7 +17,9 @@ static const struct ctl_table scsi_table[] = { > .data = &scsi_logging_level, > .maxlen = sizeof(scsi_logging_level), > .mode = 0644, > - .proc_handler = proc_dointvec }, > + .proc_handler = proc_dointvec_minmax, > + .extra1 = SYSCTL_ZERO, > + .extra2 = SYSCTL_INT_MAX }, scsi_logging_level is a bitmask and should be unsigned. -- Martin K. Petersen Oracle Linux Engineering