Warnings before patch:
files: ['drivers/i2c/i2c-core-base.c']
Warning: drivers/i2c/i2c-core-base.c:747 No description found for return value of 'i2c_verify_client'
Warning: drivers/i2c/i2c-core-base.c:881 No description found for return value of 'i2c_adapter_trylock_bus'
Warning: drivers/i2c/i2c-core-base.c:982 No description found for return value of 'i2c_new_client_device'
Warning: drivers/i2c/i2c-core-base.c:1111 No description found for return value of 'i2c_find_device_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:1167 No description found for return value of 'i2c_new_dummy_device'
Warning: drivers/i2c/i2c-core-base.c:1194 No description found for return value of 'devm_i2c_new_dummy_device'
Warning: drivers/i2c/i2c-core-base.c:1235 No description found for return value of 'i2c_new_ancillary_device'
Warning: drivers/i2c/i2c-core-base.c:1424 No description found for return value of 'i2c_verify_adapter'
Warning: drivers/i2c/i2c-core-base.c:1523 No description found for return value of 'i2c_handle_smbus_host_notify'
Warning: drivers/i2c/i2c-core-base.c:1654 No description found for return value of '__i2c_add_numbered_adapter'
Warning: drivers/i2c/i2c-core-base.c:1681 No description found for return value of 'i2c_add_adapter'
Warning: drivers/i2c/i2c-core-base.c:1728 No description found for return value of 'i2c_add_numbered_adapter'
Warning: drivers/i2c/i2c-core-base.c:1870 No description found for return value of 'devm_i2c_add_adapter'
Warning: drivers/i2c/i2c-core-base.c:1902 No description found for return value of 'i2c_find_adapter_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:1934 No description found for return value of 'i2c_get_adapter_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:2250 No description found for return value of '__i2c_transfer'
Warning: drivers/i2c/i2c-core-base.c:2322 No description found for return value of 'i2c_transfer'
Warning: drivers/i2c/i2c-core-base.c:2364 No description found for return value of 'i2c_transfer_buffer_flags'
Warning: drivers/i2c/i2c-core-base.c:2392 No description found for return value of 'i2c_get_device_id'
Warning: drivers/i2c/i2c-core-base.c:2421 No description found for return value of 'i2c_client_get_device_id'
Warning: drivers/i2c/i2c-core-base.c:747 No description found for return value of 'i2c_verify_client'
Warning: drivers/i2c/i2c-core-base.c:881 No description found for return value of 'i2c_adapter_trylock_bus'
Warning: drivers/i2c/i2c-core-base.c:982 No description found for return value of 'i2c_new_client_device'
Warning: drivers/i2c/i2c-core-base.c:1111 No description found for return value of 'i2c_find_device_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:1167 No description found for return value of 'i2c_new_dummy_device'
Warning: drivers/i2c/i2c-core-base.c:1194 No description found for return value of 'devm_i2c_new_dummy_device'
Warning: drivers/i2c/i2c-core-base.c:1235 No description found for return value of 'i2c_new_ancillary_device'
Warning: drivers/i2c/i2c-core-base.c:1424 No description found for return value of 'i2c_verify_adapter'
Warning: drivers/i2c/i2c-core-base.c:1523 No description found for return value of 'i2c_handle_smbus_host_notify'
Warning: drivers/i2c/i2c-core-base.c:1654 No description found for return value of '__i2c_add_numbered_adapter'
Warning: drivers/i2c/i2c-core-base.c:1681 No description found for return value of 'i2c_add_adapter'
Warning: drivers/i2c/i2c-core-base.c:1728 No description found for return value of 'i2c_add_numbered_adapter'
Warning: drivers/i2c/i2c-core-base.c:1870 No description found for return value of 'devm_i2c_add_adapter'
Warning: drivers/i2c/i2c-core-base.c:1902 No description found for return value of 'i2c_find_adapter_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:1934 No description found for return value of 'i2c_get_adapter_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:2250 No description found for return value of '__i2c_transfer'
Warning: drivers/i2c/i2c-core-base.c:2322 No description found for return value of 'i2c_transfer'
Warning: drivers/i2c/i2c-core-base.c:2364 No description found for return value of 'i2c_transfer_buffer_flags'
Warning: drivers/i2c/i2c-core-base.c:2392 No description found for return value of 'i2c_get_device_id'
Warning: drivers/i2c/i2c-core-base.c:2421 No description found for return value of 'i2c_client_get_device_id'

Current warnings:
files: ['Documentation/ABI/testing/sysfs-bus-i2c', 'drivers/i2c/i2c-core-base.c']
Warning: drivers/i2c/i2c-core-base.c:852 No description found for return value of 'i2c_verify_client'
Warning: drivers/i2c/i2c-core-base.c:986 No description found for return value of 'i2c_adapter_trylock_bus'
Warning: drivers/i2c/i2c-core-base.c:1087 No description found for return value of 'i2c_new_client_device'
Warning: drivers/i2c/i2c-core-base.c:1216 No description found for return value of 'i2c_find_device_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:1272 No description found for return value of 'i2c_new_dummy_device'
Warning: drivers/i2c/i2c-core-base.c:1299 No description found for return value of 'devm_i2c_new_dummy_device'
Warning: drivers/i2c/i2c-core-base.c:1340 No description found for return value of 'i2c_new_ancillary_device'
Warning: drivers/i2c/i2c-core-base.c:1529 No description found for return value of 'i2c_verify_adapter'
Warning: drivers/i2c/i2c-core-base.c:1628 No description found for return value of 'i2c_handle_smbus_host_notify'
Warning: drivers/i2c/i2c-core-base.c:1759 No description found for return value of '__i2c_add_numbered_adapter'
Warning: drivers/i2c/i2c-core-base.c:1786 No description found for return value of 'i2c_add_adapter'
Warning: drivers/i2c/i2c-core-base.c:1833 No description found for return value of 'i2c_add_numbered_adapter'
Warning: drivers/i2c/i2c-core-base.c:1975 No description found for return value of 'devm_i2c_add_adapter'
Warning: drivers/i2c/i2c-core-base.c:2007 No description found for return value of 'i2c_find_adapter_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:2039 No description found for return value of 'i2c_get_adapter_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:2355 No description found for return value of '__i2c_transfer'
Warning: drivers/i2c/i2c-core-base.c:2427 No description found for return value of 'i2c_transfer'
Warning: drivers/i2c/i2c-core-base.c:2469 No description found for return value of 'i2c_transfer_buffer_flags'
Warning: drivers/i2c/i2c-core-base.c:2497 No description found for return value of 'i2c_get_device_id'
Warning: drivers/i2c/i2c-core-base.c:2526 No description found for return value of 'i2c_client_get_device_id'
Warning: drivers/i2c/i2c-core-base.c:852 No description found for return value of 'i2c_verify_client'
Warning: drivers/i2c/i2c-core-base.c:986 No description found for return value of 'i2c_adapter_trylock_bus'
Warning: drivers/i2c/i2c-core-base.c:1087 No description found for return value of 'i2c_new_client_device'
Warning: drivers/i2c/i2c-core-base.c:1216 No description found for return value of 'i2c_find_device_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:1272 No description found for return value of 'i2c_new_dummy_device'
Warning: drivers/i2c/i2c-core-base.c:1299 No description found for return value of 'devm_i2c_new_dummy_device'
Warning: drivers/i2c/i2c-core-base.c:1340 No description found for return value of 'i2c_new_ancillary_device'
Warning: drivers/i2c/i2c-core-base.c:1529 No description found for return value of 'i2c_verify_adapter'
Warning: drivers/i2c/i2c-core-base.c:1628 No description found for return value of 'i2c_handle_smbus_host_notify'
Warning: drivers/i2c/i2c-core-base.c:1759 No description found for return value of '__i2c_add_numbered_adapter'
Warning: drivers/i2c/i2c-core-base.c:1786 No description found for return value of 'i2c_add_adapter'
Warning: drivers/i2c/i2c-core-base.c:1833 No description found for return value of 'i2c_add_numbered_adapter'
Warning: drivers/i2c/i2c-core-base.c:1975 No description found for return value of 'devm_i2c_add_adapter'
Warning: drivers/i2c/i2c-core-base.c:2007 No description found for return value of 'i2c_find_adapter_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:2039 No description found for return value of 'i2c_get_adapter_by_fwnode'
Warning: drivers/i2c/i2c-core-base.c:2355 No description found for return value of '__i2c_transfer'
Warning: drivers/i2c/i2c-core-base.c:2427 No description found for return value of 'i2c_transfer'
Warning: drivers/i2c/i2c-core-base.c:2469 No description found for return value of 'i2c_transfer_buffer_flags'
Warning: drivers/i2c/i2c-core-base.c:2497 No description found for return value of 'i2c_get_device_id'
Warning: drivers/i2c/i2c-core-base.c:2526 No description found for return value of 'i2c_client_get_device_id'

Warnings before: 40 after: 40