Provide fc_bsg_to_shost() helper that will become handy when we're moving from
struct fc_bsg_job to a plain struct bsg_job. Also use this little helper in
the LLDDs.

Signed-off-by: Johannes Thumshirn <jthumsh...@suse.de>
---
 drivers/s390/scsi/zfcp_fc.c      |  4 +--
 drivers/scsi/bfa/bfad_bsg.c      |  6 ++---
 drivers/scsi/ibmvscsi/ibmvfc.c   |  4 +--
 drivers/scsi/libfc/fc_lport.c    |  2 +-
 drivers/scsi/lpfc/lpfc_bsg.c     | 32 ++++++++++++------------
 drivers/scsi/qla2xxx/qla_bsg.c   | 54 ++++++++++++++++++++--------------------
 drivers/scsi/scsi_transport_fc.c |  2 +-
 include/scsi/scsi_transport_fc.h |  5 ++++
 8 files changed, 56 insertions(+), 53 deletions(-)

diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index 87f6330..813c286 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -905,7 +905,7 @@ static struct zfcp_fc_wka_port *zfcp_fc_job_wka_port(struct 
fc_bsg_job *job)
        preamble_word1 = bsg_request->rqst_data.r_ct.preamble_word1;
        gs_type = (preamble_word1 & 0xff000000) >> 24;
 
-       adapter = (struct zfcp_adapter *) job->shost->hostdata[0];
+       adapter = shost_priv(fc_bsg_to_shost(job));
 
        switch (gs_type) {
        case FC_FST_ALIAS:
@@ -987,7 +987,7 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job)
        struct zfcp_fsf_ct_els *ct_els = job->dd_data;
        struct fc_bsg_request *bsg_request = job->request;
 
-       shost = job->rport ? rport_to_shost(job->rport) : job->shost;
+       shost = job->rport ? rport_to_shost(job->rport) : fc_bsg_to_shost(job);
        adapter = (struct zfcp_adapter *)shost->hostdata[0];
 
        if (!(atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_OPEN))
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c
index e49a6c8..d3094270 100644
--- a/drivers/scsi/bfa/bfad_bsg.c
+++ b/drivers/scsi/bfa/bfad_bsg.c
@@ -3135,8 +3135,7 @@ bfad_im_bsg_vendor_request(struct fc_bsg_job *job)
        struct fc_bsg_request *bsg_request = job->request;
        struct fc_bsg_reply *bsg_reply = job->reply;
        uint32_t vendor_cmd = bsg_request->rqst_data.h_vendor.vendor_cmd[0];
-       struct bfad_im_port_s *im_port =
-                       (struct bfad_im_port_s *) job->shost->hostdata[0];
+       struct bfad_im_port_s *im_port = shost_priv(fc_bsg_to_shost(job));
        struct bfad_s *bfad = im_port->bfad;
        struct request_queue *request_q = job->req->q;
        void *payload_kbuf;
@@ -3358,8 +3357,7 @@ int
 bfad_im_bsg_els_ct_request(struct fc_bsg_job *job)
 {
        struct bfa_bsg_data *bsg_data;
-       struct bfad_im_port_s *im_port =
-                       (struct bfad_im_port_s *) job->shost->hostdata[0];
+       struct bfad_im_port_s *im_port = shost_priv(fc_bsg_to_shost(job));
        struct bfad_s *bfad = im_port->bfad;
        bfa_bsg_fcpt_t *bsg_fcpt;
        struct bfad_fcxp    *drv_fcxp;
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 1001d4a..f7b50af 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -1702,7 +1702,7 @@ static void ibmvfc_bsg_timeout_done(struct ibmvfc_event 
*evt)
  **/
 static int ibmvfc_bsg_timeout(struct fc_bsg_job *job)
 {
-       struct ibmvfc_host *vhost = shost_priv(job->shost);
+       struct ibmvfc_host *vhost = shost_priv(fc_bsg_to_shost(job));
        unsigned long port_id = (unsigned long)job->dd_data;
        struct ibmvfc_event *evt;
        struct ibmvfc_tmf *tmf;
@@ -1815,7 +1815,7 @@ unlock_out:
  **/
 static int ibmvfc_bsg_request(struct fc_bsg_job *job)
 {
-       struct ibmvfc_host *vhost = shost_priv(job->shost);
+       struct ibmvfc_host *vhost = shost_priv(fc_bsg_to_shost(job));
        struct fc_rport *rport = job->rport;
        struct ibmvfc_passthru_mad *mad;
        struct ibmvfc_event *evt;
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index 4bed7ec..c60fdb9 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -2087,7 +2087,7 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
        struct fc_bsg_request *bsg_request = job->request;
        struct fc_bsg_reply *bsg_reply = job->reply;
        struct request *rsp = job->req->next_rq;
-       struct Scsi_Host *shost = job->shost;
+       struct Scsi_Host *shost = fc_bsg_to_shost(job);
        struct fc_lport *lport = shost_priv(shost);
        struct fc_rport *rport;
        struct fc_rport_priv *rdata;
diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index 447a7af..bfcc37d 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -384,7 +384,7 @@ lpfc_bsg_send_mgmt_cmd_cmp(struct lpfc_hba *phba,
 static int
 lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct lpfc_hba *phba = vport->phba;
        struct lpfc_rport_data *rdata = job->rport->dd_data;
        struct lpfc_nodelist *ndlp = rdata->pnode;
@@ -658,7 +658,7 @@ lpfc_bsg_rport_els_cmp(struct lpfc_hba *phba,
 static int
 lpfc_bsg_rport_els(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct lpfc_hba *phba = vport->phba;
        struct lpfc_rport_data *rdata = job->rport->dd_data;
        struct lpfc_nodelist *ndlp = rdata->pnode;
@@ -1202,7 +1202,7 @@ lpfc_bsg_ct_unsol_abort(struct lpfc_hba *phba, struct 
hbq_dmabuf *dmabuf)
 static int
 lpfc_bsg_hba_set_event(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct lpfc_hba *phba = vport->phba;
        struct fc_bsg_request *bsg_request = job->request;
        struct set_ct_event *event_req;
@@ -1287,7 +1287,7 @@ job_error:
 static int
 lpfc_bsg_hba_get_event(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct lpfc_hba *phba = vport->phba;
        struct fc_bsg_request *bsg_request = job->request;
        struct fc_bsg_reply *bsg_reply = job->reply;
@@ -1625,7 +1625,7 @@ no_dd_data:
 static int
 lpfc_bsg_send_mgmt_rsp(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct lpfc_hba *phba = vport->phba;
        struct fc_bsg_request *bsg_request = job->request;
        struct fc_bsg_reply *bsg_reply = job->reply;
@@ -2201,10 +2201,10 @@ lpfc_bsg_diag_loopback_mode(struct fc_bsg_job *job)
        struct lpfc_hba *phba;
        int rc;
 
-       shost = job->shost;
+       shost = fc_bsg_to_shost(job);
        if (!shost)
                return -ENODEV;
-       vport = (struct lpfc_vport *)job->shost->hostdata;
+       vport = shost_priv(shost);
        if (!vport)
                return -ENODEV;
        phba = vport->phba;
@@ -2241,10 +2241,10 @@ lpfc_sli4_bsg_diag_mode_end(struct fc_bsg_job *job)
        uint32_t timeout;
        int rc, i;
 
-       shost = job->shost;
+       shost = fc_bsg_to_shost(job);
        if (!shost)
                return -ENODEV;
-       vport = (struct lpfc_vport *)job->shost->hostdata;
+       vport = shost_priv(shost);
        if (!vport)
                return -ENODEV;
        phba = vport->phba;
@@ -2325,12 +2325,12 @@ lpfc_sli4_bsg_link_diag_test(struct fc_bsg_job *job)
        struct diag_status *diag_status_reply;
        int mbxstatus, rc = 0;
 
-       shost = job->shost;
+       shost = fc_bsg_to_shost(job);
        if (!shost) {
                rc = -ENODEV;
                goto job_error;
        }
-       vport = (struct lpfc_vport *)job->shost->hostdata;
+       vport = shost_priv(shost);
        if (!vport) {
                rc = -ENODEV;
                goto job_error;
@@ -3018,7 +3018,7 @@ err_post_rxbufs_exit:
 static int
 lpfc_bsg_diag_loopback_run(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct fc_bsg_reply *bsg_reply = job->reply;
        struct lpfc_hba *phba = vport->phba;
        struct lpfc_bsg_event *evt;
@@ -3322,7 +3322,7 @@ loopback_test_exit:
 static int
 lpfc_bsg_get_dfc_rev(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct fc_bsg_reply *bsg_reply = job->reply;
        struct lpfc_hba *phba = vport->phba;
        struct get_mgmt_rev_reply *event_reply;
@@ -4933,7 +4933,7 @@ job_cont:
 static int
 lpfc_bsg_mbox_cmd(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct fc_bsg_request *bsg_request = job->request;
        struct fc_bsg_reply *bsg_reply = job->reply;
        struct lpfc_hba *phba = vport->phba;
@@ -5093,7 +5093,7 @@ lpfc_bsg_menlo_cmd_cmp(struct lpfc_hba *phba,
 static int
 lpfc_menlo_cmd(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct fc_bsg_request *bsg_request = job->request;
        struct fc_bsg_reply *bsg_reply = job->reply;
        struct lpfc_hba *phba = vport->phba;
@@ -5353,7 +5353,7 @@ lpfc_bsg_request(struct fc_bsg_job *job)
 int
 lpfc_bsg_timeout(struct fc_bsg_job *job)
 {
-       struct lpfc_vport *vport = (struct lpfc_vport *)job->shost->hostdata;
+       struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
        struct lpfc_hba *phba = vport->phba;
        struct lpfc_iocbq *cmdiocb;
        struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING];
diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c
index 9293d5a..109b852 100644
--- a/drivers/scsi/qla2xxx/qla_bsg.c
+++ b/drivers/scsi/qla2xxx/qla_bsg.c
@@ -1,4 +1,4 @@
-/*
+       /*
  * QLogic Fibre Channel HBA Driver
  * Copyright (c)  2003-2014 QLogic Corporation
  *
@@ -122,7 +122,7 @@ qla24xx_fcp_prio_cfg_valid(scsi_qla_host_t *vha,
 static int
 qla24xx_proc_fcp_prio_cfg_cmd(struct fc_bsg_job *bsg_job)
 {
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        struct fc_bsg_request *bsg_request = bsg_job->request;
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
        scsi_qla_host_t *vha = shost_priv(host);
@@ -271,7 +271,7 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job)
                ha = vha->hw;
                type = "FC_BSG_RPT_ELS";
        } else {
-               host = bsg_job->shost;
+               host = fc_bsg_to_shost(bsg_job);
                vha = shost_priv(host);
                ha = vha->hw;
                type = "FC_BSG_HST_ELS_NOLOGIN";
@@ -432,7 +432,7 @@ qla2x00_process_ct(struct fc_bsg_job *bsg_job)
 {
        srb_t *sp;
        struct fc_bsg_request *bsg_request = bsg_job->request;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = (DRIVER_ERROR << 16);
@@ -710,7 +710,7 @@ qla2x00_process_loopback(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_request *bsg_request = bsg_job->request;
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval;
@@ -950,7 +950,7 @@ static int
 qla84xx_reset(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_request *bsg_request = bsg_job->request;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
@@ -987,7 +987,7 @@ qla84xx_updatefw(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_request *bsg_request = bsg_job->request;
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        struct verify_chip_entry_84xx *mn = NULL;
@@ -1099,7 +1099,7 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_request *bsg_request = bsg_job->request;
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        struct access_chip_84xx *mn = NULL;
@@ -1297,7 +1297,7 @@ qla24xx_iidma(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_request *bsg_request = bsg_job->request;
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        int rval = 0;
        struct qla_port_param *port_param = NULL;
@@ -1455,7 +1455,7 @@ static int
 qla2x00_read_optrom(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = 0;
@@ -1492,7 +1492,7 @@ static int
 qla2x00_update_optrom(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = 0;
@@ -1528,7 +1528,7 @@ static int
 qla2x00_update_fru_versions(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = 0;
@@ -1580,7 +1580,7 @@ static int
 qla2x00_read_fru_status(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = 0;
@@ -1630,7 +1630,7 @@ static int
 qla2x00_write_fru_status(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = 0;
@@ -1676,7 +1676,7 @@ static int
 qla2x00_write_i2c(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = 0;
@@ -1721,7 +1721,7 @@ static int
 qla2x00_read_i2c(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = 0;
@@ -1770,7 +1770,7 @@ static int
 qla24xx_process_bidir_cmd(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        uint32_t rval = EXT_STATUS_OK;
@@ -1949,7 +1949,7 @@ static int
 qlafx00_mgmt_cmd(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_request *bsg_request = bsg_job->request;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        int rval = (DRIVER_ERROR << 16);
@@ -2072,7 +2072,7 @@ static int
 qla26xx_serdes_op(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        int rval = 0;
        struct qla_serdes_reg sr;
@@ -2114,7 +2114,7 @@ static int
 qla8044_serdes_op(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        int rval = 0;
        struct qla_serdes_reg_ex sr;
@@ -2156,7 +2156,7 @@ static int
 qla27xx_get_flash_upd_cap(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        struct qla_flash_update_caps cap;
@@ -2188,7 +2188,7 @@ static int
 qla27xx_set_flash_upd_cap(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        uint64_t online_fw_attr = 0;
@@ -2234,7 +2234,7 @@ static int
 qla27xx_get_bbcr_data(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        struct qla_bbcr_data bbcr;
@@ -2294,7 +2294,7 @@ qla2x00_get_priv_stats(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_request *bsg_request = bsg_job->request;
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        struct qla_hw_data *ha = vha->hw;
        struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
@@ -2354,7 +2354,7 @@ static int
 qla2x00_do_dport_diagnostics(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       struct Scsi_Host *host = bsg_job->shost;
+       struct Scsi_Host *host = fc_bsg_to_shost(bsg_job);
        scsi_qla_host_t *vha = shost_priv(host);
        int rval;
        struct qla_dport_diag *dd;
@@ -2489,7 +2489,7 @@ qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
                host = rport_to_shost(rport);
                vha = shost_priv(host);
        } else {
-               host = bsg_job->shost;
+               host = fc_bsg_to_shost(bsg_job);
                vha = shost_priv(host);
        }
 
@@ -2528,7 +2528,7 @@ int
 qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
 {
        struct fc_bsg_reply *bsg_reply = bsg_job->reply;
-       scsi_qla_host_t *vha = shost_priv(bsg_job->shost);
+       scsi_qla_host_t *vha = shost_priv(fc_bsg_to_shost(bsg_job));
        struct qla_hw_data *ha = vha->hw;
        srb_t *sp;
        int cnt, que;
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index 9744476..d6d18ce 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -3639,7 +3639,7 @@ static enum blk_eh_timer_return
 fc_bsg_job_timeout(struct request *req)
 {
        struct fc_bsg_job *job = (void *) req->special;
-       struct Scsi_Host *shost = job->shost;
+       struct Scsi_Host *shost = fc_bsg_to_shost(job);
        struct fc_internal *i = to_fc_internal(shost->transportt);
        unsigned long flags;
        int err = 0, done = 0;
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index eca8ed7..efb9488 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -819,6 +819,11 @@ fc_vport_set_state(struct fc_vport *vport, enum 
fc_vport_state new_state)
        vport->vport_state = new_state;
 }
 
+static inline struct Scsi_Host *fc_bsg_to_shost(struct fc_bsg_job *job)
+{
+       return job->shost;
+}
+
 struct scsi_transport_template *fc_attach_transport(
                        struct fc_function_template *);
 void fc_release_transport(struct scsi_transport_template *);
-- 
1.8.5.6

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