linux-kernel - [PATCH 1/2] mm/memblock.c: return -ENOMEM instead of -ENXIO on failure of debugfs_create_dir in memblock_init

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Message-ID: <4EB9DEF6.4080905@gmail.com>
Date:	Wed, 09 Nov 2011 10:01:26 +0800
From:	Wang Sheng-Hui <shhuiw@...il.com>
To:	yinghai@...nel.org, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] mm/memblock.c: return -ENOMEM instead of -ENXIO on failure
 of debugfs_create_dir in memblock_init_debugfs

On the failure of debugfs_create_dir, we should return -ENOMEM
instead of -ENXIO.

The patch is against 3.1.


Signed-off-by: Wang Sheng-Hui <shhuiw@...il.com>
---
 mm/memblock.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/mm/memblock.c b/mm/memblock.c
index ccbf973..4d4d5ee 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -852,7 +852,7 @@ static int __init memblock_init_debugfs(void)
 {
 	struct dentry *root = debugfs_create_dir("memblock", NULL);
 	if (!root)
-		return -ENXIO;
+		return -ENOMEM;
 	debugfs_create_file("memory", S_IRUGO, root, &memblock.memory, &memblock_debug_fops);
 	debugfs_create_file("reserved", S_IRUGO, root, &memblock.reserved, &memblock_debug_fops);
 
-- 
1.7.1

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