Warnings before patch:
files: ['fs/nfs/direct.c']
Warning: fs/nfs/direct.c:155 No description found for return value of 'nfs_swap_rw'
Warning: fs/nfs/direct.c:433 No description found for return value of 'nfs_file_direct_read'
Warning: fs/nfs/direct.c:989 No description found for return value of 'nfs_file_direct_write'
Warning: fs/nfs/direct.c:1085 No description found for return value of 'nfs_init_directcache'
Warning: fs/nfs/direct.c:155 No description found for return value of 'nfs_swap_rw'
Warning: fs/nfs/direct.c:433 No description found for return value of 'nfs_file_direct_read'
Warning: fs/nfs/direct.c:989 No description found for return value of 'nfs_file_direct_write'
Warning: fs/nfs/direct.c:1085 No description found for return value of 'nfs_init_directcache'

Current warnings:
files: ['fs/nfs/direct.c']
Warning: fs/nfs/direct.c:155 No description found for return value of 'nfs_swap_rw'
Warning: fs/nfs/direct.c:447 No description found for return value of 'nfs_file_direct_read'
Warning: fs/nfs/direct.c:1012 No description found for return value of 'nfs_file_direct_write'
Warning: fs/nfs/direct.c:1108 No description found for return value of 'nfs_init_directcache'
Warning: fs/nfs/direct.c:155 No description found for return value of 'nfs_swap_rw'
Warning: fs/nfs/direct.c:447 No description found for return value of 'nfs_file_direct_read'
Warning: fs/nfs/direct.c:1012 No description found for return value of 'nfs_file_direct_write'
Warning: fs/nfs/direct.c:1108 No description found for return value of 'nfs_init_directcache'

Warnings before: 8 after: 8