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Commit 18f922d0 authored by Alan's avatar Alan Committed by Jens Axboe
Browse files

blk: fix overflow in queue_discard_max_hw_show 



We get this right for queue_discard_max_show but not max_hw_show. Follow the
same pattern as queue_discard_max_show instead so that we don't truncate.

Signed-off-by: default avatarAlan Cox <alan@linux.intel.com>
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 3d65ae46

block/blk-sysfs.c

+2 −3
Original line number Diff line number Diff line
@@ -147,10 +147,9 @@ static ssize_t queue_discard_granularity_show(struct request_queue *q, char *pag 


static ssize_t queue_discard_max_hw_show(struct request_queue *q, char *page)

{

	unsigned long long val;



	val = q->limits.max_hw_discard_sectors << 9;

	return sprintf(page, "%llu\n", val);

	return sprintf(page, "%llu\n",

		(unsigned long long)q->limits.max_hw_discard_sectors << 9);

}



static ssize_t queue_discard_max_show(struct request_queue *q, char *page)