s390/cio: make ccw_bus_type const

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Now that the driver core can properly handle constant struct bus_type,
move the ccw_bus_type variable to be a constant structure as well,
placing it into read-only memory which can not be modified at runtime.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: "Ricardo B. Marliere" <ricardo@marliere.net>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20240203-bus_cleanup-s390-v1-3-ac891afc7282@marliere.net
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

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Ricardo B. Marliere 2024-02-03 11:58:00 -03:00 • committed by Heiko Carstens

parent 42c4c8fdbd

commit fd2b4bfa5f

1 changed files with 2 additions and 2 deletions

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drivers/s390/cio/device.c

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