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/ltpc.c b/drivers/net/appletalk/ltpc.c
index 0910dce..b5782cd 100644
--- a/drivers/net/appletalk/ltpc.c
+++ b/drivers/net/appletalk/ltpc.c
@@ -1243,9 +1243,7 @@
 		       "ltpc: Autoprobing is not recommended for modules\n");
 
 	dev_ltpc = ltpc_probe();
-	if (IS_ERR(dev_ltpc))
-		return PTR_ERR(dev_ltpc);
-	return 0;
+	return PTR_RET(dev_ltpc);
 }
 module_init(ltpc_module_init);
 #endif