From: Tobias Waldekranz <tobias@waldekranz.com>
Date: Mon, 26 Aug 2013 07:18:06 +0000 (+0200)
Subject: mwifiex: add missing endian conversions
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=cfcd926ea2bc46aaca4e9ca3f0a3b8ac35b9d691;p=deliverable%2Flinux.git

mwifiex: add missing endian conversions

Fixes multiple locations where a little endian host is assumed during
ser/des of messages sent to/received from the chip.

Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/mwifiex/11n_aggr.c b/drivers/net/wireless/mwifiex/11n_aggr.c
index 8f9f54231a1c..f69d7e068e75 100644
--- a/drivers/net/wireless/mwifiex/11n_aggr.c
+++ b/drivers/net/wireless/mwifiex/11n_aggr.c
@@ -69,7 +69,7 @@ mwifiex_11n_form_amsdu_pkt(struct sk_buff *skb_aggr,
 	memcpy(&tx_header->eth803_hdr, skb_src->data, dt_offset);
 
 	/* Copy SNAP header */
-	snap.snap_type = *(u16 *) ((u8 *)skb_src->data + dt_offset);
+	snap.snap_type = le16_to_cpu(*(__le16 *) ((u8 *)skb_src->data + dt_offset));
 	dt_offset += sizeof(u16);
 
 	memcpy(&tx_header->rfc1042_hdr, &snap, sizeof(struct rfc_1042_hdr));
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index 7d4d13779625..1d72f13adb9d 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -1026,7 +1026,7 @@ mwifiex_netdev_get_priv(struct net_device *dev)
  */
 static inline bool mwifiex_is_skb_mgmt_frame(struct sk_buff *skb)
 {
-	return (*(u32 *)skb->data == PKT_TYPE_MGMT);
+	return (le32_to_cpu(*(__le32 *)skb->data) == PKT_TYPE_MGMT);
 }
 
 /* This function retrieves channel closed for operation by Channel
diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c
index 0e2070f72fed..1576104e3d95 100644
--- a/drivers/net/wireless/mwifiex/sdio.c
+++ b/drivers/net/wireless/mwifiex/sdio.c
@@ -1062,7 +1062,7 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter,
 
 	case MWIFIEX_TYPE_EVENT:
 		dev_dbg(adapter->dev, "info: --- Rx: Event ---\n");
-		adapter->event_cause = *(u32 *) skb->data;
+		adapter->event_cause = le32_to_cpu(*(__le32 *) skb->data);
 
 		if ((skb->len > 0) && (skb->len  < MAX_EVENT_SIZE))
 			memcpy(adapter->event_body,
@@ -1207,8 +1207,8 @@ static int mwifiex_sdio_card_to_host_mp_aggr(struct mwifiex_adapter *adapter,
 		for (pind = 0; pind < card->mpa_rx.pkt_cnt; pind++) {
 
 			/* get curr PKT len & type */
-			pkt_len = *(u16 *) &curr_ptr[0];
-			pkt_type = *(u16 *) &curr_ptr[2];
+			pkt_len = le16_to_cpu(*(__le16 *) &curr_ptr[0]);
+			pkt_type = le16_to_cpu(*(__le16 *) &curr_ptr[2]);
 
 			/* copy pkt to deaggr buf */
 			skb_deaggr = card->mpa_rx.skb_arr[pind];
diff --git a/drivers/net/wireless/mwifiex/sta_cmdresp.c b/drivers/net/wireless/mwifiex/sta_cmdresp.c
index 6a814eb2671a..58a6013712d2 100644
--- a/drivers/net/wireless/mwifiex/sta_cmdresp.c
+++ b/drivers/net/wireless/mwifiex/sta_cmdresp.c
@@ -280,7 +280,7 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
 
 	tlv_buf = ((u8 *)rate_cfg) +
 			sizeof(struct host_cmd_ds_tx_rate_cfg);
-	tlv_buf_len = *(u16 *) (tlv_buf + sizeof(u16));
+	tlv_buf_len = le16_to_cpu(*(__le16 *) (tlv_buf + sizeof(u16)));
 
 	while (tlv_buf && tlv_buf_len > 0) {
 		tlv = (*tlv_buf);