block: use jiffies conversion functions in scsi_ioctl.c
Use msecs_to_jiffies() and jiffies_to_msecs() in scsi_ioctl(). Sometimes callers use very large values for e.g. vendor specific media clear command and calculation can overflow. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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