From: Alan Stern <stern@rowland.harvard.edu>
Date: Fri, 27 Jan 2012 15:24:40 +0000 (-0500)
Subject: PCI/XEN: Fix bug introduced by a recent change
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=07d251460bbf9752c6532af8c1a68328c199dd70;p=openwrt%2Fstaging%2Fblogic.git

PCI/XEN: Fix bug introduced by a recent change

This patch (as1516) fixes a bug introduced during the removal of
put_driver() and get_driver() from drivers/pci/xen-pcifront.c.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/pci/xen-pcifront.c b/drivers/pci/xen-pcifront.c
index 6f819988a8da..98387caf59b3 100644
--- a/drivers/pci/xen-pcifront.c
+++ b/drivers/pci/xen-pcifront.c
@@ -593,7 +593,7 @@ static pci_ers_result_t pcifront_common_process(int cmd,
 	}
 	pdrv = pcidev->driver;
 
-	if (pdrv->driver) {
+	if (pdrv) {
 		if (pdrv->err_handler && pdrv->err_handler->error_detected) {
 			dev_dbg(&pcidev->dev,
 				"trying to call AER service\n");