../drivers/char/applicom.c: In function ‘ac_register_board’:
../drivers/char/applicom.c:130:32: warning: variable ‘byte_reset_it’ set but not used [-Wunused-but-set-variable]
  130 |         volatile unsigned char byte_reset_it;
      |                                ^~~~~~~~~~~~~
../drivers/char/applicom.c: In function ‘ac_read’:
../drivers/char/applicom.c:542:13: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
  542 |         int ret = 0;
      |             ^~~
../drivers/char/applicom.c: In function ‘ac_ioctl’:
../drivers/char/applicom.c:705:32: warning: variable ‘byte_reset_it’ set but not used [-Wunused-but-set-variable]
  705 |         volatile unsigned char byte_reset_it;
      |                                ^~~~~~~~~~~~~
../drivers/char/sonypi.c: In function ‘sonypi_call1’:
../drivers/char/sonypi.c:637:12: warning: variable ‘v1’ set but not used [-Wunused-but-set-variable]
  637 |         u8 v1, v2;
      |            ^~
../arch/x86/kernel/apm_32.c:903: warning: Function parameter or struct member 'dev' not described in 'apm_cpu_idle'
../arch/x86/kernel/apm_32.c:903: warning: Function parameter or struct member 'drv' not described in 'apm_cpu_idle'
../arch/x86/kernel/apm_32.c:903: warning: Function parameter or struct member 'index' not described in 'apm_cpu_idle'
../drivers/watchdog/wdt_pci.c:275: warning: Function parameter or struct member 'temperature' not described in 'wdtpci_get_temperature'
../drivers/watchdog/pcwd_usb.c:586: warning: Function parameter or struct member 'usb_pcwd' not described in 'usb_pcwd_delete'
../drivers/watchdog/pcwd_usb.c:601: warning: Function parameter or struct member 'interface' not described in 'usb_pcwd_probe'
../drivers/watchdog/pcwd_usb.c:601: warning: Function parameter or struct member 'id' not described in 'usb_pcwd_probe'
../drivers/watchdog/pcwd_usb.c:770: warning: Function parameter or struct member 'interface' not described in 'usb_pcwd_disconnect'
../drivers/scsi/mpi3mr/mpi3mr_fw.c: In function ‘mpi3mr_issue_reset’:
../drivers/scsi/mpi3mr/mpi3mr_fw.c:1625:54: warning: variable ‘scratch_pad0’ set but not used [-Wunused-but-set-variable]
 1625 |         u32 host_diagnostic, ioc_status, ioc_config, scratch_pad0;
      |                                                      ^~~~~~~~~~~~
../drivers/scsi/mpi3mr/mpi3mr_app.c:723: warning: Excess function parameter 'data' description in 'mpi3mr_set_trigger_data_in_hdb'
../drivers/scsi/mpi3mr/mpi3mr_app.c:750: warning: Excess function parameter 'data' description in 'mpi3mr_set_trigger_data_in_all_hdb'
../drivers/android/binderfs.c:238: warning: Function parameter or struct member 'file' not described in 'binder_ctl_ioctl'
../drivers/android/binderfs.c:238: warning: Function parameter or struct member 'cmd' not described in 'binder_ctl_ioctl'
../drivers/android/binderfs.c:238: warning: Function parameter or struct member 'arg' not described in 'binder_ctl_ioctl'
../drivers/android/binder.c:2433: warning: Function parameter or struct member 'offset' not described in 'binder_ptr_fixup'
../drivers/android/binder.c:2433: warning: Function parameter or struct member 'skip_size' not described in 'binder_ptr_fixup'
../drivers/android/binder.c:2433: warning: Function parameter or struct member 'fixup_data' not described in 'binder_ptr_fixup'
../drivers/android/binder.c:2433: warning: Function parameter or struct member 'node' not described in 'binder_ptr_fixup'
../drivers/android/binder.c:2453: warning: Function parameter or struct member 'offset' not described in 'binder_sg_copy'
../drivers/android/binder.c:2453: warning: Function parameter or struct member 'sender_uaddr' not described in 'binder_sg_copy'
../drivers/android/binder.c:2453: warning: Function parameter or struct member 'length' not described in 'binder_sg_copy'
../drivers/android/binder.c:2453: warning: Function parameter or struct member 'node' not described in 'binder_sg_copy'
../drivers/android/binder.c:4013: warning: Function parameter or struct member 'thread' not described in 'binder_free_buf'
../scripts/Makefile.build:207: ../drivers/net/ethernet/freescale/dpaa2/Makefile: dpaa2-mac.o is added to multiple modules: fsl-dpaa2-eth fsl-dpaa2-switch
../scripts/Makefile.build:207: ../drivers/net/ethernet/ti/Makefile: cpsw_priv.o is added to multiple modules: ti_cpsw ti_cpsw_new
../scripts/Makefile.build:207: ../drivers/net/ethernet/ti/Makefile: cpsw_ethtool.o is added to multiple modules: ti_cpsw ti_cpsw_new
../drivers/net/usb/lan78xx.c: In function ‘lan7801_phy_init’:
../drivers/net/usb/lan78xx.c:2514:13: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]
 2514 |         int ret;
      |             ^~~