rust: usb: add __rust_helper to helpers

This is needed to inline these helpers into Rust code.

Reviewed-by: Boqun Feng <boqun.feng@gmail.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Reviewed-by: Daniel Almeida <daniel.almeida@collabora.com>
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Link: https://patch.msgid.link/20260105-define-rust-helper-v2-24-51da5f454a67@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/rust/helpers/usb.c b/rust/helpers/usb.c
index fb2aad0cbf4d26ac7fb1a3f176ee7a1d30800f92..eff1cf7be3c2d10b7e9248252d354eb8a4fd4c94 100644 (file)
--- a/rust/helpers/usb.c
+++ b/rust/helpers/usb.c
@@ -2,7 +2,8 @@
 
 #include <linux/usb.h>
 
-struct usb_device *rust_helper_interface_to_usbdev(struct usb_interface *intf)
+__rust_helper struct usb_device *
+rust_helper_interface_to_usbdev(struct usb_interface *intf)
 {
        return interface_to_usbdev(intf);
 }