[RFC v4 linux-next 08/19] nilfs2: prevent direct access of bd_inode

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From: Yu Kuai <yukuai3@xxxxxxxxxx>

Now that all filesystems stash the bdev file, it's ok to get inode
from the file.

Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx>
---
 fs/nilfs2/segment.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index aa5290cb7467..2940e8ef88f4 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -2790,7 +2790,7 @@ int nilfs_attach_log_writer(struct super_block *sb, struct nilfs_root *root)
 	if (!nilfs->ns_writer)
 		return -ENOMEM;
 
-	inode_attach_wb(nilfs->ns_bdev->bd_inode, NULL);
+	inode_attach_wb(file_inode(nilfs->ns_sb->s_bdev_file), NULL);
 
 	err = nilfs_segctor_start_thread(nilfs->ns_writer);
 	if (unlikely(err))
-- 
2.39.2





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