IB/ipath: Make more names static

Make symbols that are only used in a single source file static.

Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/infiniband/hw/ipath/ipath_driver.c
index 58a94ef..e7617c3 100644
--- a/drivers/infiniband/hw/ipath/ipath_driver.c
+++ b/drivers/infiniband/hw/ipath/ipath_driver.c
@@ -1729,7 +1729,7 @@
 	}
 }
 
-int __init infinipath_init(void)
+static int __init infinipath_init(void)
 {
 	int ret;