[08/15] sysv_lookup: use d_splice_alias()
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Message ID 20180513213017.31269-8-viro@ZenIV.linux.org.uk
State New
Headers show

Commit Message

Al Viro May 13, 2018, 9:30 p.m. UTC
From: Al Viro <viro@zeniv.linux.org.uk>

Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/sysv/namei.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

Comments

Christoph Hellwig May 14, 2018, 8:41 a.m. UTC | #1
Same here, looks sane, but a little changelog would be nice.

Patch
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diff --git a/fs/sysv/namei.c b/fs/sysv/namei.c
index 250b0755b908..4d5d20491ffd 100644
--- a/fs/sysv/namei.c
+++ b/fs/sysv/namei.c
@@ -51,14 +51,9 @@  static struct dentry *sysv_lookup(struct inode * dir, struct dentry * dentry, un
 	if (dentry->d_name.len > SYSV_NAMELEN)
 		return ERR_PTR(-ENAMETOOLONG);
 	ino = sysv_inode_by_name(dentry);
-
-	if (ino) {
+	if (ino)
 		inode = sysv_iget(dir->i_sb, ino);
-		if (IS_ERR(inode))
-			return ERR_CAST(inode);
-	}
-	d_add(dentry, inode);
-	return NULL;
+	return d_splice_alias(inode, dentry);
 }
 
 static int sysv_mknod(struct inode * dir, struct dentry * dentry, umode_t mode, dev_t rdev)