* [PATCH] sd: Explicit type cast to fix calculating rw_max
@ 2017-04-06 8:20 Fam Zheng
0 siblings, 0 replies; only message in thread
From: Fam Zheng @ 2017-04-06 8:20 UTC (permalink / raw)
To: linux-kernel
Cc: Martin K. Petersen, linux-scsi, Stephen Rothwell, James E.J. Bottomley
Some compilers don't like BLK_DEF_MAX_SECTORS being an enum (int) when
expanding min_not_zero. Cast it to sector_t so it matches the type of
the other operand, logical_to_sectors().
Signed-off-by: Fam Zheng <famz@redhat.com>
---
drivers/scsi/sd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index ab9011a..8d2315a 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -2957,7 +2957,7 @@ static int sd_revalidate_disk(struct gendisk *disk)
rw_max = logical_to_sectors(sdp, sdkp->opt_xfer_blocks);
} else
rw_max = min_not_zero(logical_to_sectors(sdp, dev_max),
- BLK_DEF_MAX_SECTORS);
+ (sector_t)BLK_DEF_MAX_SECTORS);
/* Combine with controller limits */
q->limits.max_sectors = min(rw_max, queue_max_hw_sectors(q));
--
2.9.3
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2017-04-06 8:20 [PATCH] sd: Explicit type cast to fix calculating rw_max Fam Zheng
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