From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 26 Jan 2014 17:37:55 +0000 (-0500)
Subject: __dentry_path() fixes
X-Git-Tag: v3.14-rc1~78^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f6500801522c61782d4990fa1ad96154cb397cd4;p=pandora-kernel.git

__dentry_path() fixes

* we need to save the starting point for restarts
* reject pathologically short buffers outright

Spotted-by: Denys Vlasenko <dvlasenk@redhat.com>
Spotted-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

Reading git-diff-tree failed