From 2914941e3178d84a216fc4eb85292dfef3b6d628 Mon Sep 17 00:00:00 2001 From: Miklos Szeredi Date: Wed, 17 Jul 2013 14:53:53 +0200 Subject: [PATCH] fuse: readdirplus: fix instantiate Fuse does instantiation slightly differently from NFS/CIFS which use d_materialise_unique(). Signed-off-by: Miklos Szeredi CC: stable@vger.kernel.org --- fs/fuse/dir.c | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index bb6829720dd6..5dfbb5439e4e 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -1272,10 +1272,19 @@ static int fuse_direntplus_link(struct file *file, if (!inode) goto out; - alias = d_materialise_unique(dentry, inode); - err = PTR_ERR(alias); - if (IS_ERR(alias)) - goto out; + if (S_ISDIR(inode->i_mode)) { + mutex_lock(&fc->inst_mutex); + alias = fuse_d_add_directory(dentry, inode); + mutex_unlock(&fc->inst_mutex); + err = PTR_ERR(alias); + if (IS_ERR(alias)) { + iput(inode); + goto out; + } + } else { + alias = d_splice_alias(inode, dentry); + } + if (alias) { dput(dentry); dentry = alias;