scsi: sd: Simplify misaligned I/O check

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Avoid open coding the checks for the supported logical block sizes and use
a mask to check for misaligned I/O. Use our helper functions to scale lba
and block count.

Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
[ bvanassche: ported this patch from kernel v4.11 to kernel v5.0 ]
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

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This commit is contained in:

Martin K. Petersen 2019-01-15 16:49:59 -08:00

parent c6c93fdd34

commit ec029758a1

1 changed files with 12 additions and 45 deletions

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57

drivers/scsi/sd.c

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