* [PATCH] nsfs: simplify __ns_get_path
@ 2021-06-10 9:12 Chen Li
0 siblings, 0 replies; only message in thread
From: Chen Li @ 2021-06-10 9:12 UTC (permalink / raw)
To: Alexander Viro, linux-fsdevel, linux-kernel
d_make_root is enough here.
Signed-off-by: Chen Li <chenli@uniontech.com>
---
fs/nsfs.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/fs/nsfs.c b/fs/nsfs.c
index 800c1d0eb0d0..702f485afbef 100644
--- a/fs/nsfs.c
+++ b/fs/nsfs.c
@@ -89,12 +89,10 @@ static int __ns_get_path(struct path *path, struct ns_common *ns)
inode->i_fop = &ns_file_operations;
inode->i_private = ns;
- dentry = d_alloc_anon(mnt->mnt_sb);
+ dentry = d_make_root(inode);
if (!dentry) {
- iput(inode);
return -ENOMEM;
}
- d_instantiate(dentry, inode);
dentry->d_fsdata = (void *)ns->ops;
d = atomic_long_cmpxchg(&ns->stashed, 0, (unsigned long)dentry);
if (d) {
--
2.31.1
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