NFSD: Update the SYMLINK3args decoder to use struct xdr_stream

Similar to the WRITE decoder, code that checks the sanity of the
payload size is re-wired to work with xdr_stream infrastructure.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2020-10-20 16:01:16 -04:00
commit da39201637