iwlwifi: add missing comments

This patch add comments that escaped from the previous merge
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-4965.h

@@ -516,7 +516,7 @@ struct iwl_ht_info {
 	u8 supported_chan_width;
 	u16 tx_mimo_ps_mode;
 	u8 is_green_field;
-	u8 sgf;
+	u8 sgf;			/* HT_SHORT_GI_* short guard interval */
 	u8 max_amsdu_size;
 	u8 ampdu_factor;
 	u8 mpdu_density;

drivers/net/wireless/iwlwifi/iwl4965-base.c

@@ -350,7 +350,7 @@ int iwl4965_tx_queue_init(struct iwl4965_priv *priv,
 	 * For the command queue (#4), allocate command space + one big
 	 * command for scan, since scan command is very huge; the system will
 	 * not have two scans at the same time, so only one is needed.
-	 * For data Tx queues (all other queues), no super-size command
+	 * For normal Tx queues (all other queues), no super-size command
 	 * space is needed.
 	 */
 	len = sizeof(struct iwl4965_cmd) * slots_num;