[PATCH 3.17 037/146] qla2xxx: Use correct offset to req-q-out for reserve calculation

[Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>]

3.17-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Arun Easi <arun.easi@xxxxxxxxxx>

commit 75554b68ac1e018bca00d68a430b92ada8ab52dd upstream.

Signed-off-by: Arun Easi <arun.easi@xxxxxxxxxx>
Signed-off-by: Saurav Kashyap <saurav.kashyap@xxxxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/scsi/qla2xxx/qla_target.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1431,12 +1431,10 @@ static inline void qlt_unmap_sg(struct s
 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, "


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