From: Kumar Amit Mehta <gmate.amit@gmail.com>
Date: Wed, 14 Nov 2012 10:00:57 +0000 (+0530)
Subject: staging: rtl8187se: r8180_core.c: Inspect the return value of register_netdev()
X-Git-Tag: firefly_0821_release~3680^2~1519^2~310
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=36e97a5714073a1f95c70cbb925928ca7315fb66;p=firefly-linux-kernel-4.4.55.git

staging: rtl8187se: r8180_core.c: Inspect the return value of register_netdev()

Inspect the return value of register_netdev() in the driver probe routine and
return -ENODEV in case of error.

Signed-off-by: Kumar Amit Mehta <gmate.amit@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8187se/r8180_core.c b/drivers/staging/rtl8187se/r8180_core.c
index ea04eec30952..6a27836f989e 100644
--- a/drivers/staging/rtl8187se/r8180_core.c
+++ b/drivers/staging/rtl8187se/r8180_core.c
@@ -3258,7 +3258,8 @@ static int __devinit rtl8180_pci_probe(struct pci_dev *pdev,
 
 	netif_carrier_off(dev);
 
-	register_netdev(dev);
+	if (register_netdev(dev))
+		goto fail1;
 
 	rtl8180_proc_init_one(dev);