PCI: pcie, aer: checkpatch style cleanup in pcie/aer/*

Before:
 drivers/pci/pcie/aer/aer_inject.c
  total: 4 errors, 4 warnings, 473 lines checked
 drivers/pci/pcie/aer/aerdrv.c
  total: 5 errors, 2 warnings, 333 lines checked
 drivers/pci/pcie/aer/aerdrv.h
  total: 1 errors, 0 warnings, 139 lines checked
 drivers/pci/pcie/aer/aerdrv_core.c
  total: 4 errors, 3 warnings, 872 lines checked
 drivers/pci/pcie/aer/aerdrv_errprint.c
  total: 12 errors, 11 warnings, 248 lines checked

After:
 drivers/pci/pcie/aer/aer_inject.c
  total: 0 errors, 0 warnings, 466 lines checked
 drivers/pci/pcie/aer/aerdrv.c
  total: 0 errors, 0 warnings, 335 lines checked
 drivers/pci/pcie/aer/aerdrv.h
  total: 0 errors, 0 warnings, 139 lines checked
 drivers/pci/pcie/aer/aerdrv_core.c
  total: 0 errors, 0 warnings, 869 lines checked
 drivers/pci/pcie/aer/aerdrv_errprint.c
  total: 0 errors, 10 warnings, 247 lines checked

Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Reviewed-by: Andrew Patterson <andrew.patterson@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 4770f13..10c0e62 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -38,7 +38,7 @@
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
-static int __devinit aer_probe (struct pcie_device *dev);
+static int __devinit aer_probe(struct pcie_device *dev);
 static void aer_remove(struct pcie_device *dev);
 static pci_ers_result_t aer_error_detected(struct pci_dev *dev,
 	enum pci_channel_state error);
@@ -47,7 +47,7 @@
 
 static struct pci_error_handlers aer_error_handlers = {
 	.error_detected = aer_error_detected,
-	.resume = aer_error_resume,
+	.resume		= aer_error_resume,
 };
 
 static struct pcie_port_service_driver aerdriver = {
@@ -134,12 +134,12 @@
  *
  * Invoked when Root Port's AER service is loaded.
  **/
-static struct aer_rpc* aer_alloc_rpc(struct pcie_device *dev)
+static struct aer_rpc *aer_alloc_rpc(struct pcie_device *dev)
 {
 	struct aer_rpc *rpc;
 
-	if (!(rpc = kzalloc(sizeof(struct aer_rpc),
-		GFP_KERNEL)))
+	rpc = kzalloc(sizeof(struct aer_rpc), GFP_KERNEL);
+	if (!rpc)
 		return NULL;
 
 	/*
@@ -189,26 +189,28 @@
  *
  * Invoked when PCI Express bus loads AER service driver.
  **/
-static int __devinit aer_probe (struct pcie_device *dev)
+static int __devinit aer_probe(struct pcie_device *dev)
 {
 	int status;
 	struct aer_rpc *rpc;
 	struct device *device = &dev->device;
 
 	/* Init */
-	if ((status = aer_init(dev)))
+	status = aer_init(dev);
+	if (status)
 		return status;
 
 	/* Alloc rpc data structure */
-	if (!(rpc = aer_alloc_rpc(dev))) {
+	rpc = aer_alloc_rpc(dev);
+	if (!rpc) {
 		dev_printk(KERN_DEBUG, device, "alloc rpc failed\n");
 		aer_remove(dev);
 		return -ENOMEM;
 	}
 
 	/* Request IRQ ISR */
-	if ((status = request_irq(dev->irq, aer_irq, IRQF_SHARED, "aerdrv",
-				dev))) {
+	status = request_irq(dev->irq, aer_irq, IRQF_SHARED, "aerdrv", dev);
+	if (status) {
 		dev_printk(KERN_DEBUG, device, "request IRQ failed\n");
 		aer_remove(dev);
 		return status;