ssb: Add pcibios_enable_device() return value check

This patch has added pcibios_enable_device() return value check.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c
index 07ab48d9ceab..74b9a8aea52b 100644
--- a/drivers/ssb/driver_pcicore.c
+++ b/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);