Warnings before patch:
files: ['fs/nfs/nfsroot.c']
Warning: fs/nfs/nfsroot.c:302 No description found for return value of 'nfs_root_data'
Warning: fs/nfs/nfsroot.c:302 No description found for return value of 'nfs_root_data'

Current warnings:
files: ['fs/nfs/nfsroot.c']
Warning: fs/nfs/nfsroot.c:305 No description found for return value of 'nfs_root_data'
Warning: fs/nfs/nfsroot.c:305 No description found for return value of 'nfs_root_data'

Warnings before: 2 after: 2