mirror of https://gitee.com/openkylin/linux.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>
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@ -69,7 +69,7 @@ mwifiex_11n_form_amsdu_pkt(struct sk_buff *skb_aggr,
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memcpy(&tx_header->eth803_hdr, skb_src->data, dt_offset);
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/* Copy SNAP header */
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snap.snap_type = *(u16 *) ((u8 *)skb_src->data + dt_offset);
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snap.snap_type = le16_to_cpu(*(__le16 *) ((u8 *)skb_src->data + dt_offset));
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dt_offset += sizeof(u16);
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memcpy(&tx_header->rfc1042_hdr, &snap, sizeof(struct rfc_1042_hdr));
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@ -1026,7 +1026,7 @@ mwifiex_netdev_get_priv(struct net_device *dev)
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*/
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static inline bool mwifiex_is_skb_mgmt_frame(struct sk_buff *skb)
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{
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return (*(u32 *)skb->data == PKT_TYPE_MGMT);
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return (le32_to_cpu(*(__le32 *)skb->data) == PKT_TYPE_MGMT);
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}
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/* This function retrieves channel closed for operation by Channel
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@ -1062,7 +1062,7 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter,
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case MWIFIEX_TYPE_EVENT:
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dev_dbg(adapter->dev, "info: --- Rx: Event ---\n");
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adapter->event_cause = *(u32 *) skb->data;
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adapter->event_cause = le32_to_cpu(*(__le32 *) skb->data);
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if ((skb->len > 0) && (skb->len < MAX_EVENT_SIZE))
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memcpy(adapter->event_body,
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@ -1207,8 +1207,8 @@ static int mwifiex_sdio_card_to_host_mp_aggr(struct mwifiex_adapter *adapter,
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for (pind = 0; pind < card->mpa_rx.pkt_cnt; pind++) {
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/* get curr PKT len & type */
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pkt_len = *(u16 *) &curr_ptr[0];
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pkt_type = *(u16 *) &curr_ptr[2];
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pkt_len = le16_to_cpu(*(__le16 *) &curr_ptr[0]);
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pkt_type = le16_to_cpu(*(__le16 *) &curr_ptr[2]);
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/* copy pkt to deaggr buf */
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skb_deaggr = card->mpa_rx.skb_arr[pind];
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@ -280,7 +280,7 @@ static int mwifiex_ret_tx_rate_cfg(struct mwifiex_private *priv,
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tlv_buf = ((u8 *)rate_cfg) +
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sizeof(struct host_cmd_ds_tx_rate_cfg);
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tlv_buf_len = *(u16 *) (tlv_buf + sizeof(u16));
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tlv_buf_len = le16_to_cpu(*(__le16 *) (tlv_buf + sizeof(u16)));
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while (tlv_buf && tlv_buf_len > 0) {
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tlv = (*tlv_buf);
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