From 6b38e842bb832a3dbeb17e382404aef3c40ac5f9 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Tue, 30 Dec 2008 02:03:31 -0500
Subject: nfsd race fixes: ext4
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
fs/ext4/ialloc.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
(limited to 'fs/ext4/ialloc.c')
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 08cac9fcace2..6e6052879aa2 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -826,7 +826,10 @@ got:
ext4_set_inode_flags(inode);
if (IS_DIRSYNC(inode))
handle->h_sync = 1;
- insert_inode_hash(inode);
+ if (insert_inode_locked(inode) < 0) {
+ err = -EINVAL;
+ goto fail_drop;
+ }
spin_lock(&sbi->s_next_gen_lock);
inode->i_generation = sbi->s_next_generation++;
spin_unlock(&sbi->s_next_gen_lock);
@@ -881,6 +884,7 @@ fail_drop:
DQUOT_DROP(inode);
inode->i_flags |= S_NOQUOTA;
inode->i_nlink = 0;
+ unlock_new_inode(inode);
iput(inode);
brelse(bitmap_bh);
return ERR_PTR(err);
--
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