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 6f81998..98387ca 100644 (file)
--- 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");