nsfs: convert open_namespace() to FD_PREPARE()

Link: https://patch.msgid.link/20251123-work-fd-prepare-v4-9-b6efa1706cfd@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2025-11-23 17:33:27 +01:00
parent 7129098f4f
commit 00de6e2448

View File

@@ -108,7 +108,6 @@ int ns_get_path(struct path *path, struct task_struct *task,
int open_namespace(struct ns_common *ns)
{
struct path path __free(path_put) = {};
struct file *f;
int err;
/* call first to consume reference */
@@ -116,16 +115,7 @@ int open_namespace(struct ns_common *ns)
if (err < 0)
return err;
CLASS(get_unused_fd, fd)(O_CLOEXEC);
if (fd < 0)
return fd;
f = dentry_open(&path, O_RDONLY, current_cred());
if (IS_ERR(f))
return PTR_ERR(f);
fd_install(fd, f);
return take_fd(fd);
return FD_ADD(O_CLOEXEC, dentry_open(&path, O_RDONLY, current_cred()));
}
int open_related_ns(struct ns_common *ns,