driver core: make struct class.devnode() take a const *

driver core: make struct class.devnode() take a const *

The devnode() in struct class should not be modifying the device that is
passed into it, so mark it as a const * and propagate the function
signature changes out into all relevant subsystems that use this
callback.

Cc: Fenghua Yu <[email protected]>
Cc: Reinette Chatre <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Dave Hansen <[email protected]>
Cc: [email protected]
Cc: "H. Peter Anvin" <[email protected]>
Cc: FUJITA Tomonori <[email protected]>
Cc: Jens Axboe <[email protected]>
Cc: Justin Sanders <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Cc: Sumit Semwal <[email protected]>
Cc: Benjamin Gaignard <[email protected]>
Cc: Liam Mark <[email protected]>
Cc: Laura Abbott <[email protected]>
Cc: Brian Starkey <[email protected]>
Cc: John Stultz <[email protected]>
Cc: "Christian König" <[email protected]>
Cc: Maarten Lankhorst <[email protected]>
Cc: Maxime Ripard <[email protected]>
Cc: Thomas Zimmermann <[email protected]>
Cc: David Airlie <[email protected]>
Cc: Daniel Vetter <[email protected]>
Cc: Jason Gunthorpe <[email protected]>
Cc: Leon Romanovsky <[email protected]>
Cc: Dennis Dalessandro <[email protected]>
Cc: Dmitry Torokhov <[email protected]>
Cc: Mauro Carvalho Chehab <[email protected]>
Cc: Sean Young <[email protected]>
Cc: Frank Haverkamp <[email protected]>
Cc: Jiri Slaby <[email protected]>
Cc: "Michael S. Tsirkin" <[email protected]>
Cc: Jason Wang <[email protected]>
Cc: Alex Williamson <[email protected]>
Cc: Cornelia Huck <[email protected]>
Cc: Kees Cook <[email protected]>
Cc: Anton Vorontsov <[email protected]>
Cc: Colin Cross <[email protected]>
Cc: Tony Luck <[email protected]>
Cc: Jaroslav Kysela <[email protected]>
Cc: Takashi Iwai <[email protected]>
Cc: Hans Verkuil <[email protected]>
Cc: Christophe JAILLET <[email protected]>
Cc: Xie Yongji <[email protected]>
Cc: Gautam Dawar <[email protected]>
Cc: Dan Carpenter <[email protected]>
Cc: Eli Cohen <[email protected]>
Cc: Parav Pandit <[email protected]>
Cc: Maxime Coquelin <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>