PCI: aerdrv: remove magical ROOT_ERR_STATUS_MASKS

Make it clear that we only interest in 2 *_RCV bits.
Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Reviewed-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

drivers/pci/pcie/aer/aerdrv.c

@@ -204,7 +204,7 @@ irqreturn_t aer_irq(int irq, void *context)
 
 	/* Read error status */
 	pci_read_config_dword(pdev->port, pos + PCI_ERR_ROOT_STATUS, &status);
-	if (!(status & ROOT_ERR_STATUS_MASKS)) {
+	if (!(status & (PCI_ERR_ROOT_UNCOR_RCV|PCI_ERR_ROOT_COR_RCV))) {
 		spin_unlock_irqrestore(&rpc->e_lock, flags);
 		return IRQ_NONE;
 	}

drivers/pci/pcie/aer/aerdrv.h

@@ -17,9 +17,6 @@
 #define AER_FATAL			1
 #define AER_CORRECTABLE			2
 
-/* Root Error Status Register Bits */
-#define ROOT_ERR_STATUS_MASKS		0x0f
-
 #define SYSTEM_ERROR_INTR_ON_MESG_MASK	(PCI_EXP_RTCTL_SECEE|	\
 					PCI_EXP_RTCTL_SENFEE|	\
 					PCI_EXP_RTCTL_SEFEE)