linux-kernel - [patch] [SCSI] bfa: unlock on error in bfad_iocmd_cfg

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Message-ID: <20121011065758.GF31607@elgon.mountain>
Date:	Thu, 11 Oct 2012 09:57:59 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Krishna C Gudipati <kgudipat@...cade.com>
Cc:	"James E.J. Bottomley" <JBottomley@...allels.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: [patch] [SCSI] bfa: unlock on error in bfad_iocmd_cfg_trunk()

We added a new return but forgot to drop the lock first.

Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
---
Bug introduced in e353546e "[SCSI] bfa: Add diagnostic port (D-Port)
support".

diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c
index 555e7db..91465b2 100644
--- a/drivers/scsi/bfa/bfad_bsg.c
+++ b/drivers/scsi/bfa/bfad_bsg.c
@@ -2238,8 +2238,10 @@ bfad_iocmd_cfg_trunk(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
 
 	spin_lock_irqsave(&bfad->bfad_lock, flags);
 
-	if (bfa_fcport_is_dport(&bfad->bfa))
+	if (bfa_fcport_is_dport(&bfad->bfa)) {
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
 		return BFA_STATUS_DPORT_ERR;
+	}
 
 	if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) ||
 		(fcport->topology == BFA_PORT_TOPOLOGY_LOOP))
--
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