svn commit: r212137 - stable/8/sys/kern

[Brian Somers]

Author: brian
Date: Thu Sep  2 04:56:01 2010
New Revision: 212137
URL: http://svn.freebsd.org/changeset/base/212137

Log:
  MFC r211684 & r211818; return ENOENT if we fall off the end of the directory.

Modified:
  stable/8/sys/kern/vfs_default.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/vfs_default.c
==============================================================================
--- stable/8/sys/kern/vfs_default.c	Thu Sep  2 04:39:45 2010	(r212136)
+++ stable/8/sys/kern/vfs_default.c	Thu Sep  2 04:56:01 2010	(r212137)
@@ -284,6 +284,9 @@ get_next_dirent(struct vnode *vp, struct
 
 		*cpos = dirbuf;
 		*len = (dirbuflen - uio.uio_resid);
+
+		if (*len == 0)
+			return (ENOENT);
 	}
 
 	dp = (struct dirent *)(*cpos);