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Date: Sat, 27 Oct 2012 16:05:28 +0800
From: Yan Hong <clouds.yan@...il.com>
To: gregkh@...uxfoundation.org
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH 4/5] debugfs: remove redundant check in __debugfs_remove()
debugfs_positive() already checked dentry->d_inode is
not NUUL, no need to check it again.
Signed-off-by: Yan Hong <clouds.yan@...il.com>
---
fs/debugfs/inode.c | 30 ++++++++++++++----------------
1 file changed, 14 insertions(+), 16 deletions(-)
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 12f1282..58eadc1 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -463,23 +463,21 @@ static int __debugfs_remove(struct dentry *dentry, struct dentry *parent)
int ret = 0;
if (debugfs_positive(dentry)) {
- if (dentry->d_inode) {
- dget(dentry);
- switch (dentry->d_inode->i_mode & S_IFMT) {
- case S_IFDIR:
- ret = simple_rmdir(parent->d_inode, dentry);
- break;
- case S_IFLNK:
- kfree(dentry->d_inode->i_private);
- /* fall through */
- default:
- simple_unlink(parent->d_inode, dentry);
- break;
- }
- if (!ret)
- d_delete(dentry);
- dput(dentry);
+ dget(dentry);
+ switch (dentry->d_inode->i_mode & S_IFMT) {
+ case S_IFDIR:
+ ret = simple_rmdir(parent->d_inode, dentry);
+ break;
+ case S_IFLNK:
+ kfree(dentry->d_inode->i_private);
+ /* fall through */
+ default:
+ simple_unlink(parent->d_inode, dentry);
+ break;
}
+ if (!ret)
+ d_delete(dentry);
+ dput(dentry);
}
return ret;
}
--
1.7.9.5
--
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