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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-03-13 21:29:18 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-03-23 15:22:00 +0300
commit9d11b13402d1b80f7f3ca5061d75f15cf8002555 (patch)
treea03887881199fc63e4847f6c2f5ec5c43963455a /include/linux/usb
parentd492cc2573a08352c48a66d3e3f312a15fb3f363 (diff)
downloadlinux-9d11b13402d1b80f7f3ca5061d75f15cf8002555.tar.xz
USB: mark all struct bus_type as const
Now that the driver core can properly handle constant struct bus_type, move all of the USB subsystem struct bus_type structures as const, placing them into read-only memory which can not be modified at runtime. Cc: Johan Hovold <johan@kernel.org> Cc: Evan Green <evgreen@chromium.org> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: linux-usb@vger.kernel.org Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Link: https://lore.kernel.org/r/20230313182918.1312597-36-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/usb')
-rw-r--r--include/linux/usb/serial.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index f7bfedb740f5..7eeb5f9c4f0d 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -378,7 +378,7 @@ void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
int usb_serial_bus_register(struct usb_serial_driver *device);
void usb_serial_bus_deregister(struct usb_serial_driver *device);
-extern struct bus_type usb_serial_bus_type;
+extern const struct bus_type usb_serial_bus_type;
extern struct tty_driver *usb_serial_tty_driver;
static inline void usb_serial_debug_data(struct device *dev,