linux-ext4 - [PATCH 1/2] Ext2: return ENOMEM rather than EIO if sb

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Date:	Thu, 13 Jan 2011 18:53:38 +0800
From:	Wang shilong <wangshilong1991@...il.com>
To:	272316530@...com
Cc:	Wang shilong <wangshilong1991@...il.com>,
	Wang Shilong <wangsl-fnst@...fujitsu.com>
Subject: [PATCH 1/2] Ext2: return ENOMEM rather than EIO if sb_getblk fails

From: Wang Shilong <wangsl-fnst@...fujitsu.com>

As the only reason that sb_getblk fails is that allocation fails.
It will be better to use ENOMEM rather than EIO.

Signed-off-by: Wang Shilong <wangsl-fnst@...fujitsu.com>
---
fs/ext2/super.c | 2 +-
fs/ext2/xattr.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 663fdcd..3308a55 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -1457,7 +1457,7 @@ static ssize_t ext2_quota_write(struct super_block *sb, int type,
		else
			bh = sb_getblk(sb, tmp_bh.b_blocknr);
		if (unlikely(!bh)) {
-			err = -EIO;
+			err = -ENOMEM;
			goto out;
		}
		lock_buffer(bh);
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index 06209ec..2d7557d 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -665,7 +665,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
			if (unlikely(!new_bh)) {
				ext2_free_blocks(inode, block, 1);
				mark_inode_dirty(inode);
-				error = -EIO;
+				error = -ENOMEM;
				goto cleanup;
			}
			lock_buffer(new_bh);
-- 
1.7.11.7

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