Warnings before patch:
files: ['drivers/ptp/ptp_chardev.c', 'drivers/ptp/ptp_clock.c', 'include/linux/ptp_clock_kernel.h', 'include/uapi/linux/ptp_clock.h']
Warning: include/linux/ptp_clock_kernel.h:263 No description found for return value of 'scaled_ppm_to_ppb'
Warning: include/linux/ptp_clock_kernel.h:320 No description found for return value of 'adjust_by_scaled_ppm'
Warning: include/linux/ptp_clock_kernel.h:352 No description found for return value of 'ptp_clock_unregister'
Warning: include/linux/ptp_clock_kernel.h:370 No description found for return value of 'ptp_clock_index'
Warning: include/linux/ptp_clock_kernel.h:435 No description found for return value of 'ptp_schedule_worker'
Warning: include/linux/ptp_clock_kernel.h:489 No description found for return value of 'ptp_get_vclocks_index'
Warning: include/linux/ptp_clock_kernel.h:263 No description found for return value of 'scaled_ppm_to_ppb'
Warning: include/linux/ptp_clock_kernel.h:320 No description found for return value of 'adjust_by_scaled_ppm'
Warning: include/linux/ptp_clock_kernel.h:352 No description found for return value of 'ptp_clock_unregister'
Warning: include/linux/ptp_clock_kernel.h:370 No description found for return value of 'ptp_clock_index'
Warning: include/linux/ptp_clock_kernel.h:435 No description found for return value of 'ptp_schedule_worker'
Warning: include/linux/ptp_clock_kernel.h:489 No description found for return value of 'ptp_get_vclocks_index'

Current warnings:
files: ['drivers/ptp/ptp_chardev.c', 'drivers/ptp/ptp_clock.c', 'include/linux/ptp_clock_kernel.h', 'include/uapi/linux/ptp_clock.h']
Warning: include/linux/ptp_clock_kernel.h:293 No description found for return value of 'scaled_ppm_to_ppb'
Warning: include/linux/ptp_clock_kernel.h:350 No description found for return value of 'adjust_by_scaled_ppm'
Warning: include/linux/ptp_clock_kernel.h:382 No description found for return value of 'ptp_clock_unregister'
Warning: include/linux/ptp_clock_kernel.h:400 No description found for return value of 'ptp_clock_index'
Warning: include/linux/ptp_clock_kernel.h:465 No description found for return value of 'ptp_schedule_worker'
Warning: include/linux/ptp_clock_kernel.h:519 No description found for return value of 'ptp_get_vclocks_index'
Warning: include/linux/ptp_clock_kernel.h:293 No description found for return value of 'scaled_ppm_to_ppb'
Warning: include/linux/ptp_clock_kernel.h:350 No description found for return value of 'adjust_by_scaled_ppm'
Warning: include/linux/ptp_clock_kernel.h:382 No description found for return value of 'ptp_clock_unregister'
Warning: include/linux/ptp_clock_kernel.h:400 No description found for return value of 'ptp_clock_index'
Warning: include/linux/ptp_clock_kernel.h:465 No description found for return value of 'ptp_schedule_worker'
Warning: include/linux/ptp_clock_kernel.h:519 No description found for return value of 'ptp_get_vclocks_index'

Warnings before: 12 after: 12