SUNRPC: Cleanup xdr_shrink_bufhead()

Clean up xdr_shrink_bufhead() to use the new helpers instead of doing
its own thing.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2020-12-06 10:15:04 -05:00
commit 6707fbd7d3