From: Madhuranath Iyengar <madhuranath.iyengar@qlogic.com>
Date: Fri, 23 Jul 2010 10:28:31 +0000 (+0500)
Subject: [SCSI] qla2xxx: Don't issue set or get port param MBC if remote port is not logged in
X-Git-Tag: firefly_0821_release~9833^2~1305^2~33
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9a15eb4b514c526cf3181ce224967ab5d8dafe77;p=firefly-linux-kernel-4.4.55.git

[SCSI] qla2xxx: Don't issue set or get port param MBC if remote port is not logged in

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
---

diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c
index d551ae19d4e1..518fccfbfdb2 100644
--- a/drivers/scsi/qla2xxx/qla_bsg.c
+++ b/drivers/scsi/qla2xxx/qla_bsg.c
@@ -1259,6 +1259,13 @@ qla24xx_iidma(struct fc_bsg_job *bsg_job)
 		return -EINVAL;
 	}
 
+	if (fcport->flags & FCF_LOGIN_NEEDED) {
+		DEBUG2(printk(KERN_ERR "%s(%ld): Remote port not logged in, "
+		    "flags = 0x%x\n",
+		    __func__, vha->host_no, fcport->flags));
+		return -EINVAL;
+	}
+
 	if (port_param->mode)
 		rval = qla2x00_set_idma_speed(vha, fcport->loop_id,
 			port_param->speed, mb);