tree 50c0f9b6d78ebbfd711d5bf4c436aa116ed85a51
parent 7ed0ff983c8ad30bf4e2b9fdbb299a3e3ec08d08
author Chuck Lever <chuck.lever@oracle.com> 1249844983 -0400
committer Trond Myklebust <Trond.Myklebust@netapp.com> 1249844983 -0400

SUNRPC: Introduce new xdr_stream-based decoders to rpcb_clnt.c

Replace the open-coded decode logic for PMAP_GETPORT/RPCB_GETADDR with
an xdr_stream-based implementation, similar to what NFSv4 uses, to
protect against buffer overflows.  The new implementation also checks
that the incoming port number is reasonable.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>