linux-kernel - [PATCH 2/3] SCSI: lpfc, fix lock imbalances

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 16 Mar 2010 16:23:58 +0100
From:	Jiri Slaby <jslaby@...e.cz>
To:	James.Bottomley@...e.de
Cc:	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	jirislaby@...il.com, James Smart <james.smart@...lex.com>
Subject: [PATCH 2/3] SCSI: lpfc, fix lock imbalances

Stanse found that two error paths in lpfc_bsg_rport_els_cmp and
lpfc_issue_ct_rsp_cmp omits to unlock phba->ct_ev_lock. It is
because they wrongly unlock phba->hbalock instead. Fix that.

Signed-off-by: Jiri Slaby <jslaby@...e.cz>
Cc: James Smart <james.smart@...lex.com>
Cc: James Bottomley <James.Bottomley@...e.de>
---
 drivers/scsi/lpfc/lpfc_bsg.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index 692c29f..992efb1 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -432,7 +432,7 @@ lpfc_bsg_rport_els_cmp(struct lpfc_hba *phba,
 	dd_data = cmdiocbq->context1;
 	/* normal completion and timeout crossed paths, already done */
 	if (!dd_data) {
-		spin_unlock_irqrestore(&phba->hbalock, flags);
+		spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
 		return;
 	}
 
@@ -1195,7 +1195,7 @@ lpfc_issue_ct_rsp_cmp(struct lpfc_hba *phba,
 	dd_data = cmdiocbq->context1;
 	/* normal completion and timeout crossed paths, already done */
 	if (!dd_data) {
-		spin_unlock_irqrestore(&phba->hbalock, flags);
+		spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
 		return;
 	}
 
-- 
1.7.0.1


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/