svn commit: r206345 - stable/8/sys/kern

[Konstantin Belousov]

Author: kib
Date: Wed Apr  7 14:16:14 2010
New Revision: 206345
URL: http://svn.freebsd.org/changeset/base/206345

Log:
  MFC r205318:
  Properly handle compat32 calls to sctp generic sendmsd/recvmsg functions that
  take iov.

Modified:
  stable/8/sys/kern/uipc_syscalls.c
Directory Properties:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/xen/xenpci/   (props changed)

Modified: stable/8/sys/kern/uipc_syscalls.c
==============================================================================
--- stable/8/sys/kern/uipc_syscalls.c	Wed Apr  7 14:09:29 2010	(r206344)
+++ stable/8/sys/kern/uipc_syscalls.c	Wed Apr  7 14:16:14 2010	(r206345)
@@ -59,6 +59,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/mbuf.h>
 #include <sys/protosw.h>
 #include <sys/sf_buf.h>
+#include <sys/sysent.h>
 #include <sys/socket.h>
 #include <sys/socketvar.h>
 #include <sys/signalvar.h>
@@ -69,6 +70,9 @@ __FBSDID("$FreeBSD$");
 #ifdef KTRACE
 #include <sys/ktrace.h>
 #endif
+#ifdef COMPAT_FREEBSD32
+#include <compat/freebsd32/freebsd32_util.h>
+#endif
 
 #include <net/vnet.h>
 
@@ -2513,7 +2517,13 @@ sctp_generic_sendmsg_iov(td, uap)
 	if (error)
 		goto sctp_bad1;
 
-	error = copyiniov(uap->iov, uap->iovlen, &iov, EMSGSIZE);
+#ifdef COMPAT_FREEBSD32
+	if (SV_CURPROC_FLAG(SV_ILP32))
+		error = freebsd32_copyiniov((struct iovec32 *)uap->iov,
+		    uap->iovlen, &iov, EMSGSIZE);
+	else
+#endif
+		error = copyiniov(uap->iov, uap->iovlen, &iov, EMSGSIZE);
 	if (error)
 		goto sctp_bad1;
 #ifdef KTRACE
@@ -2615,10 +2625,15 @@ sctp_generic_recvmsg(td, uap)
 	if (error) {
 		return (error);
 	}
-	error = copyiniov(uap->iov, uap->iovlen, &iov, EMSGSIZE);
-	if (error) {
+#ifdef COMPAT_FREEBSD32
+	if (SV_CURPROC_FLAG(SV_ILP32))
+		error = freebsd32_copyiniov((struct iovec32 *)uap->iov,
+		    uap->iovlen, &iov, EMSGSIZE);
+	else
+#endif
+		error = copyiniov(uap->iov, uap->iovlen, &iov, EMSGSIZE);
+	if (error)
 		goto out1;
-	}
 
 	so = fp->f_data;
 #ifdef MAC