lchn 3955 drivers/scsi/gdth.c gdth_ioctl_lockchn lchn; lchn 3958 drivers/scsi/gdth.c if (copy_from_user(&lchn, argp, sizeof(gdth_ioctl_lockchn)) || lchn 3959 drivers/scsi/gdth.c (NULL == (ha = gdth_find_ha(lchn.ionode)))) lchn 3962 drivers/scsi/gdth.c i = lchn.channel; lchn 3964 drivers/scsi/gdth.c if (lchn.lock) {