usb.h: take advantage of container_of_const()

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Instead of rolling our own const-checking logic in to_usb_interface()
and to_usb_device() use the newly added container_of_const() instead,
making the logic much simpler overall.

Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20221205121206.166576-3-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Greg Kroah-Hartman 2022-12-05 13:12:05 +01:00

parent 6149f83b31

commit c3da679286

1 changed files with 2 additions and 40 deletions

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include/linux/usb.h

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