From 05cc0cee6948fc11985d11557fb130645a7f69a6 Mon Sep 17 00:00:00 2001
From: Wu Fengguang <fengguang.wu@intel.com>
Date: Fri, 18 Sep 2009 13:06:03 -0700
Subject: [PATCH] libfs: return error code on failed attr set

Currently all simple_attr.set handlers return 0 on success and negative
codes on error.  Fix simple_attr_write() to return these error codes.

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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