Warnings before patch:
files: ['drivers/of/fdt.c']
Warning: drivers/of/fdt.c:545 No description found for return value of 'of_scan_flat_dt'
Warning: drivers/of/fdt.c:576 No description found for return value of 'of_scan_flat_dt_subnodes'
Warning: drivers/of/fdt.c:601 No description found for return value of 'of_get_flat_dt_subnode_by_name'
Warning: drivers/of/fdt.c:697 No description found for return value of 'of_flat_dt_is_compatible'
Warning: drivers/of/fdt.c:752 No description found for return value of 'of_flat_dt_match_machine'
Warning: drivers/of/fdt.c:545 No description found for return value of 'of_scan_flat_dt'
Warning: drivers/of/fdt.c:576 No description found for return value of 'of_scan_flat_dt_subnodes'
Warning: drivers/of/fdt.c:601 No description found for return value of 'of_get_flat_dt_subnode_by_name'
Warning: drivers/of/fdt.c:697 No description found for return value of 'of_flat_dt_is_compatible'
Warning: drivers/of/fdt.c:752 No description found for return value of 'of_flat_dt_match_machine'

Current warnings:
files: ['drivers/of/fdt.c']
Warning: drivers/of/fdt.c:545 No description found for return value of 'of_scan_flat_dt'
Warning: drivers/of/fdt.c:576 No description found for return value of 'of_scan_flat_dt_subnodes'
Warning: drivers/of/fdt.c:601 No description found for return value of 'of_get_flat_dt_subnode_by_name'
Warning: drivers/of/fdt.c:697 No description found for return value of 'of_flat_dt_is_compatible'
Warning: drivers/of/fdt.c:752 No description found for return value of 'of_flat_dt_match_machine'
Warning: drivers/of/fdt.c:545 No description found for return value of 'of_scan_flat_dt'
Warning: drivers/of/fdt.c:576 No description found for return value of 'of_scan_flat_dt_subnodes'
Warning: drivers/of/fdt.c:601 No description found for return value of 'of_get_flat_dt_subnode_by_name'
Warning: drivers/of/fdt.c:697 No description found for return value of 'of_flat_dt_is_compatible'
Warning: drivers/of/fdt.c:752 No description found for return value of 'of_flat_dt_match_machine'

Warnings before: 10 after: 10