[PATCH 08/32] ext4: fix ref counting for ea_inode

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The ref count on ea_inode is incremented by
ext4_xattr_inode_orphan_add() which is supposed to be decremented by
ext4_xattr_inode_array_free(). The decrement is conditioned on whether
the ea_inode is currently on the orphan list. However, the orphan list
addition only happens when journaling is enabled. In non-journaled case,r
we fail to release the ref count causing an error message like below.

"VFS: Busy inodes after unmount of sdb. Self-destruct in 5 seconds.
Have a nice day..."

Signed-off-by: Tahsin Erdogan <tahsin@xxxxxxxxxx>
---
 fs/ext4/xattr.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 32ad2f2870e9..13daf634244b 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -2098,8 +2098,7 @@ ext4_xattr_inode_array_free(struct inode *inode,
 		if (err)
 			continue;
 		/* for inode's i_count get from ext4_xattr_delete_inode */
-		if (!list_empty(&EXT4_I(ea_inode)->i_orphan))
-			iput(ea_inode);
+		iput(ea_inode);
 		clear_nlink(ea_inode);
 		iput(ea_inode);
 	}
-- 
2.13.1.611.g7e3b11ae1-goog




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