iwlwifi: set read/write permission for debugfs files

Set the correct Read/Write file permission for iwlwifi debugfs files
based on the functionality of the files

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index 2f09e3b..fe511cb 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -2964,16 +2964,16 @@
 {
 	struct iwl_lq_sta *lq_sta = priv_sta;
 	lq_sta->rs_sta_dbgfs_scale_table_file =
-		debugfs_create_file("rate_scale_table", 0600, dir,
+		debugfs_create_file("rate_scale_table", S_IRUSR | S_IWUSR, dir,
 				lq_sta, &rs_sta_dbgfs_scale_table_ops);
 	lq_sta->rs_sta_dbgfs_stats_table_file =
-		debugfs_create_file("rate_stats_table", 0600, dir,
+		debugfs_create_file("rate_stats_table", S_IRUSR, dir,
 			lq_sta, &rs_sta_dbgfs_stats_table_ops);
 	lq_sta->rs_sta_dbgfs_rate_scale_data_file =
-		debugfs_create_file("rate_scale_data", 0600, dir,
+		debugfs_create_file("rate_scale_data", S_IRUSR, dir,
 			lq_sta, &rs_sta_dbgfs_rate_scale_data_ops);
 	lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file =
-		debugfs_create_u8("tx_agg_tid_enable", 0600, dir,
+		debugfs_create_u8("tx_agg_tid_enable", S_IRUSR | S_IWUSR, dir,
 		&lq_sta->tx_agg_tid_en);
 
 }