From: Webb Scales <web...@hp.com>
Correct the size calculation of the chained SG block
Signed-off-by: Don Brace <don.br...@pmcs.com>
Signed-off-by: Webb Scales <web...@hp.com>
Reviewed-by: Stephen M. Cameron <stephenmcame...@gmail.com>
Reviewed-by: Don Brace <don.br...@pmcs.com>
---
drivers/scsi/hpsa.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index ed92e9e..f57081c 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -6321,11 +6321,11 @@ static void hpsa_find_board_params(struct ctlr_info *h)
h->max_cmd_sg_entries = 31;
if (h->maxsgentries > 512) {
h->max_cmd_sg_entries = 32;
- h->chainsize = h->maxsgentries - h->max_cmd_sg_entries + 1;
+ h->chainsize = h->maxsgentries - h->max_cmd_sg_entries;
h->maxsgentries--; /* save one for chain pointer */
} else {
- h->maxsgentries = 31; /* default to traditional values */
h->chainsize = 0;
+ h->maxsgentries = 31; /* default to traditional values */
}
/* Find out what task management functions are supported and cache */
--
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