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libfs: massage path_from_stashed()

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Make it a littler easier to follow.

Link: https://lore.kernel.org/20250618-work-pidfs-persistent-v2-3-98f3456fd552@kernel.org
Reviewed-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2025-06-19 14:28:24 +02:00
parent bda3f1608d
commit 23cdee615c
1 changed files with 5 additions and 7 deletions
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fs/libfs.c
+5 -7
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@@ -2227,9 +2227,8 @@ int path_from_stashed(struct dentry **stashed, struct vfsmount *mnt, void *data,
if (IS_ERR(res))
return PTR_ERR(res);
if (res) {
path->dentry = res;
sops->put_data(data);
goto out_path;
goto make_path;
}
/* Allocate a new dentry. */
@@ -2246,15 +2245,14 @@ int path_from_stashed(struct dentry **stashed, struct vfsmount *mnt, void *data,
dput(dentry);
return PTR_ERR(res);
}
path->dentry = res;
/* A dentry was reused. */
if (res != dentry)
dput(dentry);
out_path:
WARN_ON_ONCE(path->dentry->d_fsdata != stashed);
WARN_ON_ONCE(d_inode(path->dentry)->i_private != data);
make_path:
path->dentry = res;
path->mnt = mntget(mnt);
VFS_WARN_ON_ONCE(path->dentry->d_fsdata != stashed);
VFS_WARN_ON_ONCE(d_inode(path->dentry)->i_private != data);
return 0;
}