NFSD: Replace READ* macros in nfsd4_decode_bind_conn_to_session()

A dedicated sessionid4 decoder is introduced that will be used by
other operation decoders in subsequent patches.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2020-11-03 13:16:23 -05:00
commit 571e0451c4