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Message-Id: <20130203144647.074088437@decadent.org.uk>
Date:	Sun, 03 Feb 2013 15:47:18 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	akpm@...ux-foundation.org, Mark Rustad <mark.d.rustad@...el.com>,
	Bhanu Prakash Gollapudi <bprakash@...adcom.com>,
	Nicholas Bellinger <nab@...ux-iscsi.org>
Subject: [ 034/128] tcm_fc: Do not report target role when target is not defined

3.2-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Mark Rustad <mark.d.rustad@...el.com>

commit edec8dfefa1f372b2dd8197da555352e76a10c03 upstream.

Clear the target role when no target is provided for
the node performing a PRLI.

Signed-off-by: Mark Rustad <mark.d.rustad@...el.com>
Reviewed-by: Bhanu Prakash Gollapudi <bprakash@...adcom.com>
Acked by Robert Love <robert.w.love@...el.com>
Signed-off-by: Nicholas Bellinger <nab@...ux-iscsi.org>
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 drivers/target/tcm_fc/tfc_sess.c |   10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c
index 59f2b46..6659dd3 100644
--- a/drivers/target/tcm_fc/tfc_sess.c
+++ b/drivers/target/tcm_fc/tfc_sess.c
@@ -355,11 +355,11 @@ static int ft_prli_locked(struct fc_rport_priv *rdata, u32 spp_len,
 
 	tport = ft_tport_create(rdata->local_port);
 	if (!tport)
-		return 0;	/* not a target for this local port */
+		goto not_target;	/* not a target for this local port */
 
 	acl = ft_acl_get(tport->tpg, rdata);
 	if (!acl)
-		return 0;
+		goto not_target;	/* no target for this remote */
 
 	if (!rspp)
 		goto fill;
@@ -402,6 +402,12 @@ fill:
 	fcp_parm &= ~FCP_SPPF_RETRY;
 	spp->spp_params = htonl(fcp_parm | FCP_SPPF_TARG_FCN);
 	return FC_SPP_RESP_ACK;
+
+not_target:
+	fcp_parm = ntohl(spp->spp_params);
+	fcp_parm &= ~FCP_SPPF_TARG_FCN;
+	spp->spp_params = htonl(fcp_parm);
+	return 0;
 }
 
 /**


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