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authorHarish Zunjarrao <harish.zunjarrao@qlogic.com>2010-07-23 15:28:33 +0500
committerJames Bottomley <James.Bottomley@suse.de>2010-07-28 09:06:14 -0500
commit08f71e090d3f0d8136c3f350e5082f9217fb7d5b (patch)
tree1aec52da2b9b481b71948c534991c7c1b02af18c /drivers/scsi
parent9bc4f4fb44d22e5edc9369c87585a3b492073b8b (diff)
[SCSI] qla2xxx: Do not allow ELS Passthru commands for ISP23xx adapters
Signed-off-by: Harish Zunjarrao <harish.zunjarrao@qlogic.com> Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/qla2xxx/qla_bsg.c37
1 files changed, 24 insertions, 13 deletions
diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c
index 04ead0620d5..6b863f789c4 100644
--- a/drivers/scsi/qla2xxx/qla_bsg.c
+++ b/drivers/scsi/qla2xxx/qla_bsg.c
@@ -229,7 +229,7 @@ static int
qla2x00_process_els(struct fc_bsg_job *bsg_job)
{
struct fc_rport *rport;
- fc_port_t *fcport;
+ fc_port_t *fcport = NULL;
struct Scsi_Host *host;
scsi_qla_host_t *vha;
struct qla_hw_data *ha;
@@ -240,6 +240,29 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job)
uint16_t nextlid = 0;
struct srb_ctx *els;
+ if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
+ rport = bsg_job->rport;
+ fcport = *(fc_port_t **) rport->dd_data;
+ host = rport_to_shost(rport);
+ vha = shost_priv(host);
+ ha = vha->hw;
+ type = "FC_BSG_RPT_ELS";
+ } else {
+ host = bsg_job->shost;
+ vha = shost_priv(host);
+ ha = vha->hw;
+ type = "FC_BSG_HST_ELS_NOLOGIN";
+ }
+
+ /* pass through is supported only for ISP 4Gb or higher */
+ if (!IS_FWI2_CAPABLE(ha)) {
+ DEBUG2(qla_printk(KERN_INFO, ha,
+ "scsi(%ld):ELS passthru not supported for ISP23xx based "
+ "adapters\n", vha->host_no));
+ rval = -EPERM;
+ goto done;
+ }
+
/* Multiple SG's are not supported for ELS requests */
if (bsg_job->request_payload.sg_cnt > 1 ||
bsg_job->reply_payload.sg_cnt > 1) {
@@ -254,13 +277,6 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job)
/* ELS request for rport */
if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
- rport = bsg_job->rport;
- fcport = *(fc_port_t **) rport->dd_data;
- host = rport_to_shost(rport);
- vha = shost_priv(host);
- ha = vha->hw;
- type = "FC_BSG_RPT_ELS";
-
/* make sure the rport is logged in,
* if not perform fabric login
*/
@@ -272,11 +288,6 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job)
goto done;
}
} else {
- host = bsg_job->shost;
- vha = shost_priv(host);
- ha = vha->hw;
- type = "FC_BSG_HST_ELS_NOLOGIN";
-
/* Allocate a dummy fcport structure, since functions
* preparing the IOCB and mailbox command retrieves port
* specific information from fcport structure. For Host based