staging: rtl8187se: call disable_pci_device() if pci_probe() failed

Driver should call disable_pci_device() if it returns from pci_probe()
with error.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/rtl8187se/r8180_core.c b/drivers/staging/rtl8187se/r8180_core.c
index ed7457b..70ab008 100644
--- a/drivers/staging/rtl8187se/r8180_core.c
+++ b/drivers/staging/rtl8187se/r8180_core.c
@@ -3547,6 +3547,7 @@
 	struct net_device *dev = NULL;
 	struct r8180_priv *priv = NULL;
 	u8 unit = 0;
+	int ret = -ENODEV;
 
 	unsigned long pmem_start, pmem_len, pmem_flags;
 
@@ -3561,8 +3562,10 @@
 	pci_set_dma_mask(pdev, 0xffffff00ULL);
 	pci_set_consistent_dma_mask(pdev, 0xffffff00ULL);
 	dev = alloc_ieee80211(sizeof(struct r8180_priv));
-	if (!dev)
-		return -ENOMEM;
+	if (!dev) {
+		ret = -ENOMEM;
+		goto fail_free;
+	}
 	priv = ieee80211_priv(dev);
 	priv->ieee80211 = netdev_priv(dev);
 
@@ -3641,11 +3644,12 @@
 		free_ieee80211(dev);
 	}
 
+fail_free:
 	pci_disable_device(pdev);
 
 	DMESG("wlan driver load failed\n");
 	pci_set_drvdata(pdev, NULL);
-	return -ENODEV;
+	return ret;
 }
 
 static void __devexit rtl8180_pci_remove(struct pci_dev *pdev)