smc91x: add __init markings to smc_drv_probe()

The smc_drv_probe() is the platform_driver probe function and it is only
called during init.  Further, it calls smc_probe() which is marked as __init
already.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index 2d8bfa7..b5ff632 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -2123,7 +2123,7 @@
  *	0 --> there is a device
  *	anything else, error
  */
-static int smc_drv_probe(struct platform_device *pdev)
+static int __init smc_drv_probe(struct platform_device *pdev)
 {
 	struct smc91x_platdata *pd = pdev->dev.platform_data;
 	struct smc_local *lp;