| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.16 031/127] qla2xxx: Use correct offset to req-q-out for reserve calculation | Date | Tue, 28 Oct 2014 11:34:26 +0800 |
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3.16-stable review patch. If anyone has any objections, please let me know.
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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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- 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(®->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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