ath9k: reduce indentation level in a few places

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/xmit.c

@@ -480,8 +480,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
 		} else if (!isaggr && txok) {
 			/* transmit completion */
 			acked_cnt++;
-		} else {
-			if ((tid->state & AGGR_CLEANUP) || !retry) {
+		} else if ((tid->state & AGGR_CLEANUP) || !retry) {
 			/*
 			 * cleanup in progress, just fail
 			 * the un-acked sub-frames
@@ -501,7 +500,6 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
 			bar_index = max_t(int, bar_index,
 				ATH_BA_INDEX(seq_first, seqno));
 		}
-		}
 
 		/*
 		 * Make sure the last desc is reclaimed if it
@@ -531,8 +529,8 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
 				!txfail);
 		} else {
 			/* retry the un-acked ones */
-			if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)) {
-				if (bf->bf_next == NULL && bf_last->bf_stale) {
+			if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) &&
+			    bf->bf_next == NULL && bf_last->bf_stale) {
 				struct ath_buf *tbf;
 
 				tbf = ath_clone_txbuf(sc, bf_last);
@@ -547,17 +545,14 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq,
 					spin_unlock_bh(&txq->axq_lock);
 
 					ath_tx_complete_buf(sc, bf, txq,
-								    &bf_head,
-								    ts, 0);
+							    &bf_head, ts, 0);
 					bar_index = max_t(int, bar_index,
-							ATH_BA_INDEX(seq_first,
-								seqno));
+						ATH_BA_INDEX(seq_first, seqno));
 					break;
 				}
 
 				fi->bf = tbf;
 			}
-			}
 
 			/*
 			 * Put this buffer to the temporary pending
@@ -644,8 +639,11 @@ static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,
 	max_4ms_framelen = ATH_AMPDU_LIMIT_MAX;
 
 	for (i = 0; i < 4; i++) {
-		if (rates[i].count) {
 		int modeidx;
+
+		if (!rates[i].count)
+			continue;
+
 		if (!(rates[i].flags & IEEE80211_TX_RC_MCS)) {
 			legacy = 1;
 			break;
@@ -662,7 +660,6 @@ static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,
 		frmlen = ath_max_4ms_framelen[modeidx][rates[i].idx];
 		max_4ms_framelen = min(max_4ms_framelen, frmlen);
 	}
-	}
 
 	/*
 	 * limit aggregate size by the minimum rate if rate selected is
@@ -1587,12 +1584,10 @@ void ath_txq_schedule(struct ath_softc *sc, struct ath_txq *txq)
 				break;
 		}
 
-		if (!list_empty(&ac->tid_q)) {
-			if (!ac->sched) {
+		if (!list_empty(&ac->tid_q) && !ac->sched) {
 			ac->sched = true;
 			list_add_tail(&ac->list, &txq->axq_acq);
 		}
-		}
 
 		if (ac == last_ac ||
 		    txq->axq_ampdu_depth >= ATH_AGGR_MIN_QDEPTH)