[PATCH 3.13 049/105] qla2xxx: Use correct offset to req-q-out for reserve calculation

Kamal Mostafa
2014-10-27T19:16:33Z

From: Arun Easi <arun.easi@qlogic.com>

commit 75554b68ac1e018bca00d68a430b92ada8ab52dd upstream.

Signed-off-by: Arun Easi <arun.easi@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
drivers/scsi/qla2xxx/qla_target.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 358c176..33682a5 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1361,12 +1361,10 @@ static inline void qlt_unmap_sg(struct scsi_qla_host *vha,
static int qlt_check_reserve_free_req(struct scsi_qla_host *vha,
uint32_t req_cnt)
{
- struct qla_hw_data *ha = vha->hw;
- device_reg_t __iomem *reg = ha->iobase;
uint32_t cnt;

if (vha->req->cnt < (req_cnt + 2)) {
- cnt = (uint16_t)RD_REG_DWORD(&reg->isp24.req_q_out);
+ cnt = (uint16_t)RD_REG_DWORD(vha->req->req_q_out);

ql_dbg(ql_dbg_tgt, vha, 0xe00a,
"Request ring circled: cnt=%d, vha->->ring_index=%d, "
--
1.9.1