mwifiex: rearrange if and else blocks to avoid extra indentation

This adds better readability.

Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

3 files changed, 68 insertions, 70 deletions

diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.c b/drivers/net/wireless/mwifiex/11n_rxreorder.c
index ad41fab..491cd85 100644
--- a/drivers/net/wireless/mwifiex/11n_rxreorder.c
+++ b/drivers/net/wireless/mwifiex/11n_rxreorder.c
@@ -205,14 +205,17 @@ mwifiex_flush_data(unsigned long context)
 	int start_win;
 
 	start_win = mwifiex_11n_find_last_seq_num(reorder_cnxt->ptr);
-	if (start_win >= 0) {
-		dev_dbg(reorder_cnxt->priv->adapter->dev,
-				"info: flush data %d\n", start_win);
+
+	if (start_win < 0)
+		return;
+
+	dev_dbg(reorder_cnxt->priv->adapter->dev, "info: flush data %d\n",
+		start_win);
 		mwifiex_11n_dispatch_pkt_until_start_win(reorder_cnxt->priv,
 				reorder_cnxt->ptr,
-				((reorder_cnxt->ptr->start_win +
-				  start_win + 1) & (MAX_TID_VALUE - 1)));
-	}
+						 ((reorder_cnxt->ptr->start_win
+						   + start_win + 1) &
+						  (MAX_TID_VALUE - 1)));
 }
 
 /*
diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c
index 3f13ff0..a2a9c51 100644
--- a/drivers/net/wireless/mwifiex/sta_cmdresp.c
+++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c
@@ -327,31 +327,26 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
 					  HostCmd_CMD_802_11_TX_RATE_QUERY,
 					  HostCmd_ACT_GEN_GET, 0, NULL);
 
-	if (ds_rate) {
-		if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) {
-			if (priv->is_data_rate_auto) {
-				ds_rate->is_rate_auto = 1;
-			} else {
-				ds_rate->rate = mwifiex_get_rate_index(priv->
-							       bitmap_rates,
-							       sizeof(priv->
-							       bitmap_rates));
-				if (ds_rate->rate >=
-				    MWIFIEX_RATE_BITMAP_OFDM0
-				    && ds_rate->rate <=
-				    MWIFIEX_RATE_BITMAP_OFDM7)
-					ds_rate->rate -=
-						(MWIFIEX_RATE_BITMAP_OFDM0 -
-						 MWIFIEX_RATE_INDEX_OFDM0);
-				if (ds_rate->rate >=
-				    MWIFIEX_RATE_BITMAP_MCS0
-				    && ds_rate->rate <=
-				    MWIFIEX_RATE_BITMAP_MCS127)
-					ds_rate->rate -=
-						(MWIFIEX_RATE_BITMAP_MCS0 -
-						 MWIFIEX_RATE_INDEX_MCS0);
-			}
-		}
+	if (!ds_rate)
+		return ret;
+
+	if (le16_to_cpu(rate_cfg->action) == HostCmd_ACT_GEN_GET) {
+		if (priv->is_data_rate_auto) {
+			ds_rate->is_rate_auto = 1;
+		return ret;
+	}
+	ds_rate->rate = mwifiex_get_rate_index(priv->bitmap_rates,
+					       sizeof(priv->bitmap_rates));
+
+	if (ds_rate->rate >= MWIFIEX_RATE_BITMAP_OFDM0 &&
+	    ds_rate->rate <= MWIFIEX_RATE_BITMAP_OFDM7)
+		ds_rate->rate -= (MWIFIEX_RATE_BITMAP_OFDM0 -
+				  MWIFIEX_RATE_INDEX_OFDM0);
+
+	if (ds_rate->rate >= MWIFIEX_RATE_BITMAP_MCS0 &&
+	    ds_rate->rate <= MWIFIEX_RATE_BITMAP_MCS127)
+		ds_rate->rate -= (MWIFIEX_RATE_BITMAP_MCS0 -
+				  MWIFIEX_RATE_INDEX_MCS0);
 	}
 
 	return ret;
@@ -369,34 +364,32 @@ static int mwifiex_get_power_level(struct mwifiex_private *priv, void *data_buf)
 	struct mwifiex_types_power_group *pg_tlv_hdr;
 	struct mwifiex_power_group *pg;
 
-	if (data_buf) {
-		pg_tlv_hdr =
-			(struct mwifiex_types_power_group *) ((u8 *) data_buf
-					+ sizeof(struct host_cmd_ds_txpwr_cfg));
-		pg = (struct mwifiex_power_group *) ((u8 *) pg_tlv_hdr +
-				sizeof(struct mwifiex_types_power_group));
-		length = pg_tlv_hdr->length;
-		if (length > 0) {
+	if (!data_buf)
+		return -1;
+
+	pg_tlv_hdr = (struct mwifiex_types_power_group *)
+		((u8 *) data_buf + sizeof(struct host_cmd_ds_txpwr_cfg));
+	pg = (struct mwifiex_power_group *)
+		((u8 *) pg_tlv_hdr + sizeof(struct mwifiex_types_power_group));
+	length = pg_tlv_hdr->length;
+	if (length > 0) {
+		max_power = pg->power_max;
+		min_power = pg->power_min;
+		length -= sizeof(struct mwifiex_power_group);
+	}
+	while (length) {
+		pg++;
+		if (max_power < pg->power_max)
 			max_power = pg->power_max;
-			min_power = pg->power_min;
-			length -= sizeof(struct mwifiex_power_group);
-		}
-		while (length) {
-			pg++;
-			if (max_power < pg->power_max)
-				max_power = pg->power_max;
 
-			if (min_power > pg->power_min)
-				min_power = pg->power_min;
+		if (min_power > pg->power_min)
+			min_power = pg->power_min;
 
-			length -= sizeof(struct mwifiex_power_group);
-		}
-		if (pg_tlv_hdr->length > 0) {
-			priv->min_tx_power_level = (u8) min_power;
-			priv->max_tx_power_level = (u8) max_power;
-		}
-	} else {
-		return -1;
+		length -= sizeof(struct mwifiex_power_group);
+	}
+	if (pg_tlv_hdr->length > 0) {
+		priv->min_tx_power_level = (u8) min_power;
+		priv->max_tx_power_level = (u8) max_power;
 	}
 
 	return 0;
diff --git a/drivers/net/wireless/mwifiex/wmm.c b/drivers/net/wireless/mwifiex/wmm.c
index 5757ebd..6f0cc21 100644
--- a/drivers/net/wireless/mwifiex/wmm.c
+++ b/drivers/net/wireless/mwifiex/wmm.c
@@ -850,6 +850,7 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter,
 	struct mwifiex_ra_list_tbl *ptr, *head;
 	struct mwifiex_bss_prio_node *bssprio_node, *bssprio_head;
 	struct mwifiex_tid_tbl *tid_ptr;
+	atomic_t *hqp;
 	int is_list_empty;
 	unsigned long flags;
 	int i, j;
@@ -879,12 +880,8 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter,
 		}
 
 		do {
-			atomic_t *hqp;
-			spinlock_t *lock;
-
 			priv_tmp = bssprio_node->priv;
 			hqp = &priv_tmp->wmm.highest_queued_prio;
-			lock = &priv_tmp->wmm.ra_list_spinlock;
 
 			for (i = atomic_read(hqp); i >= LOW_PRIO_TID; --i) {
 
@@ -923,16 +920,10 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter,
 				do {
 					is_list_empty =
 						skb_queue_empty(&ptr->skb_head);
-					if (!is_list_empty) {
-						spin_lock_irqsave(lock, flags);
-						if (atomic_read(hqp) > i)
-							atomic_set(hqp, i);
-						spin_unlock_irqrestore(lock,
-									flags);
-						*priv = priv_tmp;
-						*tid = tos_to_tid[i];
-						return ptr;
-					}
+
+					if (!is_list_empty)
+						goto found;
+
 					/* Get next ra */
 					ptr = list_first_entry(&ptr->list,
 						 struct mwifiex_ra_list_tbl,
@@ -969,6 +960,17 @@ mwifiex_wmm_get_highest_priolist_ptr(struct mwifiex_adapter *adapter,
 		} while (bssprio_node != bssprio_head);
 	}
 	return NULL;
+
+found:
+	spin_lock_irqsave(&priv_tmp->wmm.ra_list_spinlock, flags);
+	if (atomic_read(hqp) > i)
+		atomic_set(hqp, i);
+	spin_unlock_irqrestore(&priv_tmp->wmm.ra_list_spinlock, flags);
+
+	*priv = priv_tmp;
+	*tid = tos_to_tid[i];
+
+	return ptr;
 }
 
 /*