SUNRPC: Use the discard iterator rather than MSG_TRUNC

When discarding message data from the stream, we're better off using
the discard iterator, since that will work with non-TCP streams.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2018-12-03 15:58:58 -05:00
commit b76a5afdce