svn commit: r329018 - in head: lib/libc/rpc usr.sbin/ypserv

[Pedro F. Giffuni]

Author: pfg
Date: Thu Feb  8 14:53:34 2018
New Revision: 329018
URL: https://svnweb.freebsd.org/changeset/base/329018

Log:
  su_data: correct macro expansion.
  
  Protect su_data() users from strange macro expansion.
  
  Obtained from:	linux libtirpc

Modified:
  head/lib/libc/rpc/svc_dg.c
  head/usr.sbin/ypserv/yp_svc_udp.c

Modified: head/lib/libc/rpc/svc_dg.c
==============================================================================
--- head/lib/libc/rpc/svc_dg.c	Thu Feb  8 14:39:07 2018	(r329017)
+++ head/lib/libc/rpc/svc_dg.c	Thu Feb  8 14:53:34 2018	(r329018)
@@ -68,7 +68,7 @@ __FBSDID("$FreeBSD$");
 #include "rpc_com.h"
 #include "mt_misc.h"
 
-#define	su_data(xprt)	((struct svc_dg_data *)(xprt->xp_p2))
+#define	su_data(xprt)	((struct svc_dg_data *)((xprt)->xp_p2))
 #define	rpc_buffer(xprt) ((xprt)->xp_p1)
 
 #ifndef MAX

Modified: head/usr.sbin/ypserv/yp_svc_udp.c
==============================================================================
--- head/usr.sbin/ypserv/yp_svc_udp.c	Thu Feb  8 14:39:07 2018	(r329017)
+++ head/usr.sbin/ypserv/yp_svc_udp.c	Thu Feb  8 14:53:34 2018	(r329018)
@@ -39,7 +39,7 @@ __FBSDID("$FreeBSD$");
 #include <rpc/svc_dg.h>
 #include "yp_extern.h"
 
-#define su_data(xprt)	((struct svc_dg_data *)(xprt->xp_p2))
+#define	su_data(xprt)	((struct svc_dg_data *)((xprt)->xp_p2))
 
 /*
  * We need to be able to manually set the transaction ID in the