net: Use PTR_RET rather than if(IS_ERR(.. [1]

The semantic patch that makes this change is available
in scripts/coccinelle/api/ptr_ret.cocci.

More information about semantic patching is available at
http://coccinelle.lip6.fr/

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c
index 545c09e..cff6f02 100644
--- a/drivers/net/appletalk/cops.c
+++ b/drivers/net/appletalk/cops.c
@@ -996,9 +996,7 @@
 		printk(KERN_WARNING "%s: You shouldn't autoprobe with insmod\n",
 			cardname);
 	cops_dev = cops_probe(-1);
-	if (IS_ERR(cops_dev))
-		return PTR_ERR(cops_dev);
-        return 0;
+	return PTR_RET(cops_dev);
 }
 
 static void __exit cops_module_exit(void)