ssb: Add pcibios_enable_device() return value check

This patch has added pcibios_enable_device() return value check.
Signed-off-by: NYoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: NMichael Buesch <mb@bu3sch.de>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/ssb/driver_pcicore.c

@@ -111,7 +111,10 @@ static void __init ssb_fixup_pcibridge(struct pci_dev *dev)
 
 	/* Enable PCI bridge bus mastering and memory space */
 	pci_set_master(dev);
-	pcibios_enable_device(dev, ~0);
+	if (pcibios_enable_device(dev, ~0) < 0) {
+		ssb_printk(KERN_ERR "PCI: SSB bridge enable failed\n");
+		return;
+	}
 
 	/* Enable PCI bridge BAR1 prefetch and burst */
 	pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3);