deuglify squashfs_lookup()

d_splice_alias(NULL, dentry) is equivalent to d_add(dentry, NULL), NULL
so no need for that if (inode) ... in there (or ERR_PTR(0), for that
matter)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/squashfs/namei.c b/fs/squashfs/namei.c
index 4bc63ac..51b3695 100644 (file)
--- a/fs/squashfs/namei.c
+++ b/fs/squashfs/namei.c
@@ -232,10 +232,7 @@ static struct dentry *squashfs_lookup(struct inode *dir, struct dentry *dentry,
 
 exit_lookup:
        kfree(dire);
-       if (inode)
-               return d_splice_alias(inode, dentry);
-       d_add(dentry, inode);
-       return ERR_PTR(0);
+       return d_splice_alias(inode, dentry);
 
 data_error:
        err = -EIO;