iwlagn: prepare for multi-TB commands

In a subsequent patch, I want to make commands use
multiple TBs in a TFD. This is a simple change to
prepare the data structures for this, with as of
now still just a single TB supported.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c
index 8bda0e8..e35755c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-ucode.c
@@ -217,8 +217,8 @@
 	struct iwl_calib_cfg_cmd calib_cfg_cmd;
 	struct iwl_host_cmd cmd = {
 		.id = CALIBRATION_CFG_CMD,
-		.len = sizeof(struct iwl_calib_cfg_cmd),
-		.data = &calib_cfg_cmd,
+		.len = { sizeof(struct iwl_calib_cfg_cmd), },
+		.data = { &calib_cfg_cmd, },
 	};
 
 	memset(&calib_cfg_cmd, 0, sizeof(calib_cfg_cmd));