diff options
Diffstat (limited to 'sunrpc')
| -rw-r--r-- | sunrpc/clnt_raw.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/sunrpc/clnt_raw.c b/sunrpc/clnt_raw.c index 44ea03efb7..74d90c8051 100644 --- a/sunrpc/clnt_raw.c +++ b/sunrpc/clnt_raw.c @@ -57,7 +57,11 @@ struct clntraw_private_s CLIENT client_object; XDR xdr_stream; char _raw_buf[UDPMSGSIZE]; - char mashl_callmsg[MCALL_MSG_SIZE]; + union + { + char msg[MCALL_MSG_SIZE]; + u_long rm_xid; + } mashl_callmsg; u_int mcnt; }; #ifdef _RPC_THREAD_SAFE_ @@ -111,7 +115,8 @@ clntraw_create (u_long prog, u_long vers) call_msg.rm_call.cb_rpcvers = RPC_MSG_VERSION; call_msg.rm_call.cb_prog = prog; call_msg.rm_call.cb_vers = vers; - INTUSE(xdrmem_create) (xdrs, clp->mashl_callmsg, MCALL_MSG_SIZE, XDR_ENCODE); + INTUSE(xdrmem_create) (xdrs, clp->mashl_callmsg.msg, MCALL_MSG_SIZE, + XDR_ENCODE); if (!INTUSE(xdr_callhdr) (xdrs, &call_msg)) { perror (_ ("clnt_raw.c: fatal header serialization error")); @@ -156,8 +161,11 @@ call_again: */ xdrs->x_op = XDR_ENCODE; XDR_SETPOS (xdrs, 0); - ((struct rpc_msg *) clp->mashl_callmsg)->rm_xid++; - if ((!XDR_PUTBYTES (xdrs, clp->mashl_callmsg, clp->mcnt)) || + /* Just checking the union definition to access rm_xid is correct. */ + if (offsetof (struct rpc_msg, rm_xid) != 0) + abort (); + clp->mashl_callmsg.rm_xid++; + if ((!XDR_PUTBYTES (xdrs, clp->mashl_callmsg.msg, clp->mcnt)) || (!XDR_PUTLONG (xdrs, (long *) &proc)) || (!AUTH_MARSHALL (h->cl_auth, xdrs)) || (!(*xargs) (xdrs, argsp))) |