iwlegacy: rename iwlegacy to il

More renaming to make code shorter.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
diff --git a/drivers/net/wireless/iwlegacy/iwl-debugfs.c b/drivers/net/wireless/iwlegacy/iwl-debugfs.c
index f2f2eba..a811c17 100644
--- a/drivers/net/wireless/iwlegacy/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlegacy/iwl-debugfs.c
@@ -705,7 +705,7 @@
 				"q[%d]: read_ptr: %u, write_ptr: %u\n",
 				cnt, q->read_ptr, q->write_ptr);
 	}
-	if (il->tx_traffic && (iwlegacy_debug_level & IL_DL_TX)) {
+	if (il->tx_traffic && (il_debug_level & IL_DL_TX)) {
 		ptr = il->tx_traffic;
 		pos += scnprintf(buf + pos, bufsz - pos,
 				"Tx Traffic idx: %u\n",	il->tx_traffic_idx);
@@ -728,7 +728,7 @@
 			"read: %u, write: %u\n",
 			 rxq->read, rxq->write);
 
-	if (il->rx_traffic && (iwlegacy_debug_level & IL_DL_RX)) {
+	if (il->rx_traffic && (il_debug_level & IL_DL_RX)) {
 		ptr = il->rx_traffic;
 		pos += scnprintf(buf + pos, bufsz - pos,
 				"Rx Traffic idx: %u\n",	il->rx_traffic_idx);