PERFORCE change 111015 for review

[Todd Miller]

http://perforce.freebsd.org/chv.cgi?CH=111015

Change 111015 by millert at millert_g5tower on 2006/12/04 16:32:52

	Add missing check for read-only filesystem in mac_vnop_setxattr()
	and mac_vnop_removexattr().

Affected files ...

.. //depot/projects/trustedbsd/sedarwin8/darwin/xnu/security/mac_vfs_subr.c#8 edit

Differences ...

==== //depot/projects/trustedbsd/sedarwin8/darwin/xnu/security/mac_vfs_subr.c#8 (text+ko) ====

@@ -156,6 +156,9 @@
         uio_t auio;
 	int error;
 
+	if (vfs_isrdonly(vp->v_mount))
+		return (EROFS);
+
 	context.vc_proc = current_proc();
 	context.vc_ucred = kauth_cred_get();
 	auio = uio_createwithbuffer(1, 0, UIO_SYSSPACE, UIO_WRITE,
@@ -198,6 +201,9 @@
 	struct vfs_context context;
 	int error;
 
+	if (vfs_isrdonly(vp->v_mount))
+		return (EROFS);
+
 	context.vc_proc = current_proc();
 	context.vc_ucred = kauth_cred_get();