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Commit 08f71e09 authored Jul 23, 2010 by Harish Zunjarrao Committed by James Bottomley Jul 28, 2010

[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>

parent 9bc4f4fb

drivers/scsi/qla2xxx/qla_bsg.c

+24 −13

Original line number	Diff line number	Diff line
		@@ -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