Warnings before patch:
files: ['fs/libfs.c']
<parse fail>: Warning: fs/libfs.c:289 No description found for return value of 'simple_offset_add'
<parse fail>: Warning: fs/libfs.c:352 No description found for return value of 'simple_offset_rename'
<parse fail>: Warning: fs/libfs.c:383 No description found for return value of 'simple_offset_rename_exchange'
<parse fail>: Warning: fs/libfs.c:441 No description found for return value of 'offset_dir_llseek'
<parse fail>: Warning: fs/libfs.c:563 No description found for return value of 'offset_readdir'
<parse fail>: Warning: fs/libfs.c:911 No description found for return value of 'simple_setattr'
<parse fail>: Warning: fs/libfs.c:986 No description found for return value of 'simple_write_end'
<parse fail>: Warning: fs/libfs.c:1137 No description found for return value of 'simple_read_from_buffer'
<parse fail>: Warning: fs/libfs.c:1172 No description found for return value of 'simple_write_to_buffer'
<parse fail>: Warning: fs/libfs.c:1207 No description found for return value of 'memory_read_from_buffer'
<parse fail>: Warning: fs/libfs.c:1440 No description found for return value of 'generic_encode_ino32_fh'
<parse fail>: Warning: fs/libfs.c:1482 No description found for return value of 'generic_fh_to_dentry'
<parse fail>: Warning: fs/libfs.c:1515 No description found for return value of 'generic_fh_to_parent'
<parse fail>: Warning: fs/libfs.c:1546 No description found for return value of '__generic_file_fsync'
<parse fail>: Warning: fs/libfs.c:1588 No description found for return value of 'generic_file_fsync'
<parse fail>: Warning: fs/libfs.c:1609 No description found for return value of 'generic_check_addressable'
<parse fail>: Warning: fs/libfs.c:1706 No description found for return value of 'simple_nosetlease'
<parse fail>: Warning: fs/libfs.c:2020 No description found for return value of 'inode_maybe_inc_iversion'
<parse fail>: Warning: fs/libfs.c:2067 No description found for return value of 'inode_query_iversion'
<parse fail>: Warning: fs/libfs.c:2141 No description found for return value of 'simple_inode_init_ts'
Warning: fs/libfs.c:289 No description found for return value of 'simple_offset_add'
Warning: fs/libfs.c:352 No description found for return value of 'simple_offset_rename'
Warning: fs/libfs.c:383 No description found for return value of 'simple_offset_rename_exchange'
Warning: fs/libfs.c:441 No description found for return value of 'offset_dir_llseek'
Warning: fs/libfs.c:563 No description found for return value of 'offset_readdir'
Warning: fs/libfs.c:911 No description found for return value of 'simple_setattr'
Warning: fs/libfs.c:986 No description found for return value of 'simple_write_end'
Warning: fs/libfs.c:1137 No description found for return value of 'simple_read_from_buffer'
Warning: fs/libfs.c:1172 No description found for return value of 'simple_write_to_buffer'
Warning: fs/libfs.c:1207 No description found for return value of 'memory_read_from_buffer'
Warning: fs/libfs.c:1440 No description found for return value of 'generic_encode_ino32_fh'
Warning: fs/libfs.c:1482 No description found for return value of 'generic_fh_to_dentry'
Warning: fs/libfs.c:1515 No description found for return value of 'generic_fh_to_parent'
Warning: fs/libfs.c:1546 No description found for return value of '__generic_file_fsync'
Warning: fs/libfs.c:1588 No description found for return value of 'generic_file_fsync'
Warning: fs/libfs.c:1609 No description found for return value of 'generic_check_addressable'
Warning: fs/libfs.c:1706 No description found for return value of 'simple_nosetlease'
Warning: fs/libfs.c:2020 No description found for return value of 'inode_maybe_inc_iversion'
Warning: fs/libfs.c:2067 No description found for return value of 'inode_query_iversion'
Warning: fs/libfs.c:2141 No description found for return value of 'simple_inode_init_ts'

Current warnings:
files: ['fs/libfs.c']
<parse fail>: Warning: fs/libfs.c:289 No description found for return value of 'simple_offset_add'
<parse fail>: Warning: fs/libfs.c:352 No description found for return value of 'simple_offset_rename'
<parse fail>: Warning: fs/libfs.c:383 No description found for return value of 'simple_offset_rename_exchange'
<parse fail>: Warning: fs/libfs.c:441 No description found for return value of 'offset_dir_llseek'
<parse fail>: Warning: fs/libfs.c:563 No description found for return value of 'offset_readdir'
<parse fail>: Warning: fs/libfs.c:910 No description found for return value of 'simple_setattr'
<parse fail>: Warning: fs/libfs.c:985 No description found for return value of 'simple_write_end'
<parse fail>: Warning: fs/libfs.c:1137 No description found for return value of 'simple_read_from_buffer'
<parse fail>: Warning: fs/libfs.c:1172 No description found for return value of 'simple_write_to_buffer'
<parse fail>: Warning: fs/libfs.c:1207 No description found for return value of 'memory_read_from_buffer'
<parse fail>: Warning: fs/libfs.c:1440 No description found for return value of 'generic_encode_ino32_fh'
<parse fail>: Warning: fs/libfs.c:1482 No description found for return value of 'generic_fh_to_dentry'
<parse fail>: Warning: fs/libfs.c:1515 No description found for return value of 'generic_fh_to_parent'
<parse fail>: Warning: fs/libfs.c:1546 No description found for return value of '__generic_file_fsync'
<parse fail>: Warning: fs/libfs.c:1588 No description found for return value of 'generic_file_fsync'
<parse fail>: Warning: fs/libfs.c:1609 No description found for return value of 'generic_check_addressable'
<parse fail>: Warning: fs/libfs.c:1706 No description found for return value of 'simple_nosetlease'
<parse fail>: Warning: fs/libfs.c:2020 No description found for return value of 'inode_maybe_inc_iversion'
<parse fail>: Warning: fs/libfs.c:2067 No description found for return value of 'inode_query_iversion'
<parse fail>: Warning: fs/libfs.c:2141 No description found for return value of 'simple_inode_init_ts'
Warning: fs/libfs.c:289 No description found for return value of 'simple_offset_add'
Warning: fs/libfs.c:352 No description found for return value of 'simple_offset_rename'
Warning: fs/libfs.c:383 No description found for return value of 'simple_offset_rename_exchange'
Warning: fs/libfs.c:441 No description found for return value of 'offset_dir_llseek'
Warning: fs/libfs.c:563 No description found for return value of 'offset_readdir'
Warning: fs/libfs.c:910 No description found for return value of 'simple_setattr'
Warning: fs/libfs.c:985 No description found for return value of 'simple_write_end'
Warning: fs/libfs.c:1137 No description found for return value of 'simple_read_from_buffer'
Warning: fs/libfs.c:1172 No description found for return value of 'simple_write_to_buffer'
Warning: fs/libfs.c:1207 No description found for return value of 'memory_read_from_buffer'
Warning: fs/libfs.c:1440 No description found for return value of 'generic_encode_ino32_fh'
Warning: fs/libfs.c:1482 No description found for return value of 'generic_fh_to_dentry'
Warning: fs/libfs.c:1515 No description found for return value of 'generic_fh_to_parent'
Warning: fs/libfs.c:1546 No description found for return value of '__generic_file_fsync'
Warning: fs/libfs.c:1588 No description found for return value of 'generic_file_fsync'
Warning: fs/libfs.c:1609 No description found for return value of 'generic_check_addressable'
Warning: fs/libfs.c:1706 No description found for return value of 'simple_nosetlease'
Warning: fs/libfs.c:2020 No description found for return value of 'inode_maybe_inc_iversion'
Warning: fs/libfs.c:2067 No description found for return value of 'inode_query_iversion'
Warning: fs/libfs.c:2141 No description found for return value of 'simple_inode_init_ts'

Warnings before: 20 after: 20