diff options
author | Amir Goldstein <amir73il@gmail.com> | 2023-06-17 11:00:24 +0300 |
---|---|---|
committer | Amir Goldstein <amir73il@gmail.com> | 2023-06-19 14:02:00 +0300 |
commit | 367d002d6cd21b8f0afe710cd9276fffe7b56d69 (patch) | |
tree | 506f129587d25af51f5a94136c94ac4f6ecee614 /fs/overlayfs | |
parent | e4599d4b1aeff031d5764b25b37100b4f98148fc (diff) | |
download | linux-367d002d6cd21b8f0afe710cd9276fffe7b56d69.tar.xz |
ovl: clarify ovl_get_root() semantics
Change the semantics to take a reference on upperdentry instead
of transferrig the reference.
This is needed for upcoming port to new mount api.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Diffstat (limited to 'fs/overlayfs')
-rw-r--r-- | fs/overlayfs/super.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c index ee9adb413d0e..280f2aa2f356 100644 --- a/fs/overlayfs/super.c +++ b/fs/overlayfs/super.c @@ -1922,6 +1922,8 @@ static struct dentry *ovl_get_root(struct super_block *sb, ovl_set_upperdata(d_inode(root)); ovl_inode_init(d_inode(root), &oip, ino, fsid); ovl_dentry_init_flags(root, upperdentry, oe, DCACHE_OP_WEAK_REVALIDATE); + /* root keeps a reference of upperdentry */ + dget(upperdentry); return root; } @@ -2100,7 +2102,7 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent) if (!root_dentry) goto out_free_oe; - mntput(upperpath.mnt); + path_put(&upperpath); kfree(splitlower); sb->s_root = root_dentry; |