tokenring/3c359.c:xl_init() must be __devinit

This patch fixes the following section mismatch:

<--  snip  -->

...
  MODPOST vmlinux
WARNING: drivers/built-in.o(.text+0x361ef1): Section mismatch: reference to .init.text:xl_init (between 'xl_probe' and 'xl_hw_reset')
...

<--  snip  -->
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/net/tokenring/3c359.c

@@ -363,7 +363,7 @@ static int __devinit xl_probe(struct pci_dev *pdev,
 }
 
 
-static int __init xl_init(struct net_device *dev) 
+static int __devinit xl_init(struct net_device *dev) 
 {
     	struct xl_private *xl_priv = (struct xl_private *)dev->priv ;