linux-kernel - [PATCH 1/9] xen/pciback: Do not dereference psdev during printk when it is NULL.

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 for Android: free password hash cracker in your pocket

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

Message-Id: <1317325971-21603-2-git-send-email-konrad.wilk@oracle.com>
Date:	Thu, 29 Sep 2011 15:52:43 -0400
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	linux-kernel@...r.kernel.org
Cc:	Dan Carpenter <error27@...il.com>, xen-devel@...ts.xensource.com,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Subject: [PATCH 1/9] xen/pciback: Do not dereference psdev during printk when it is NULL.

. instead use printk(.. facility.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
---
 drivers/xen/xen-pciback/pci_stub.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/xen/xen-pciback/pci_stub.c b/drivers/xen/xen-pciback/pci_stub.c
index aec214a..32d6891 100644
--- a/drivers/xen/xen-pciback/pci_stub.c
+++ b/drivers/xen/xen-pciback/pci_stub.c
@@ -514,9 +514,11 @@ static void kill_domain_by_device(struct pcistub_device *psdev)
 	int err;
 	char nodename[PCI_NODENAME_MAX];
 
-	if (!psdev)
-		dev_err(&psdev->dev->dev,
-			"device is NULL when do AER recovery/kill_domain\n");
+	if (!psdev) {
+		printk(KERN_ERR DRV_NAME
+			":device is NULL when do AER recovery/kill_domain\n");
+		return;
+	}
 	snprintf(nodename, PCI_NODENAME_MAX, "/local/domain/0/backend/pci/%d/0",
 		psdev->pdev->xdev->otherend_id);
 	nodename[strlen(nodename)] = '\0';
-- 
1.7.4.1

--
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/