iwmc3200wifi: fix misuse of le16_to_cpu

Also mark some functions static.

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c
index 4d9793e..2daa586 100644
--- a/drivers/net/wireless/iwmc3200wifi/rx.c
+++ b/drivers/net/wireless/iwmc3200wifi/rx.c
@@ -850,7 +850,7 @@
 				       iwm->resp_ie_len, GFP_KERNEL);
 	} else {
 		IWM_ERR(iwm, "Unsupported management frame: 0x%x",
-			cpu_to_le16(mgt->frame_control));
+			le16_to_cpu(mgt->frame_control));
 		return 0;
 	}