linux-kernel - [PATCH 2/2] fs: list init in the critical section

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Date:   Mon, 10 Sep 2018 05:09:52 -0700
From:   swkhack <swkhack@...il.com>
To:     viro@...iv.linux.org.uk
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        swkhack <swkhack@...il.com>
Subject: [PATCH 2/2] fs: list init in the critical section

the i_state init in the critical section,so as the list init should in it.

Signed-off-by: swkhack <swkhack@...il.com>
---
 fs/inode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/inode.c b/fs/inode.c
index 42f6d25..d3e07e4 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -905,8 +905,8 @@ struct inode *new_inode_pseudo(struct super_block *sb)
 	if (inode) {
 		spin_lock(&inode->i_lock);
 		inode->i_state = 0;
-		spin_unlock(&inode->i_lock);
 		INIT_LIST_HEAD(&inode->i_sb_list);
+		spin_unlock(&inode->i_lock);
 	}
 	return inode;
 }
-- 
2.7.4