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Subject[PATCH 1/9] xen/pciback: Do not dereference psdev during printk when it is NULL.
Date
. instead use printk(.. facility.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.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


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