Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 22 May 2016 19:08:29 +0000 (UTC)
From:      Dmitry Chagin <dchagin@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r300431 - head/sys/compat/linux
Message-ID:  <201605221908.u4MJ8Ti7092560@repo.freebsd.org>

next in thread | raw e-mail | index | archive | help
Author: dchagin
Date: Sun May 22 19:08:29 2016
New Revision: 300431
URL: https://svnweb.freebsd.org/changeset/base/300431

Log:
  Convert proto family in both directions. The linux and native values for
  local and inet are identical, but for inet6 values differ.
  
  PR:		155040
  Reported by:	Simon Walton
  MFC after:	2 week

Modified:
  head/sys/compat/linux/linux_socket.c

Modified: head/sys/compat/linux/linux_socket.c
==============================================================================
--- head/sys/compat/linux/linux_socket.c	Sun May 22 19:06:38 2016	(r300430)
+++ head/sys/compat/linux/linux_socket.c	Sun May 22 19:08:29 2016	(r300431)
@@ -462,12 +462,16 @@ bsd_to_linux_sockaddr(struct sockaddr *a
 {
 	struct sockaddr sa;
 	size_t sa_len = sizeof(struct sockaddr);
-	int error;
+	int error, bdom;
 
 	if ((error = copyin(arg, &sa, sa_len)))
 		return (error);
 
-	*(u_short *)&sa = sa.sa_family;
+	bdom = bsd_to_linux_domain(sa.sa_family);
+	if (bdom == -1)
+		return (EAFNOSUPPORT);
+
+	*(u_short *)&sa = bdom;
 	return (copyout(&sa, arg, sa_len));
 }
 
@@ -476,12 +480,16 @@ linux_to_bsd_sockaddr(struct sockaddr *a
 {
 	struct sockaddr sa;
 	size_t sa_len = sizeof(struct sockaddr);
-	int error;
+	int error, bdom;
 
 	if ((error = copyin(arg, &sa, sa_len)))
 		return (error);
 
-	sa.sa_family = *(sa_family_t *)&sa;
+	bdom = linux_to_bsd_domain(*(sa_family_t *)&sa);
+	if (bdom == -1)
+		return (EAFNOSUPPORT);
+
+	sa.sa_family = bdom;
 	sa.sa_len = len;
 	return (copyout(&sa, arg, sa_len));
 }



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201605221908.u4MJ8Ti7092560>