]> asedeno.scripts.mit.edu Git - linux.git/commitdiff
rsi: remove unnecessary check for 802.11 management packet
authorPrameela Rani Garnepudi <prameela.j04cs@gmail.com>
Mon, 10 Jul 2017 12:40:35 +0000 (18:10 +0530)
committerKalle Valo <kvalo@codeaurora.org>
Fri, 28 Jul 2017 14:25:37 +0000 (17:25 +0300)
The function rsi_mgmt_pkt_to_core() is for passing the 802.11
management frames to mac80211. So, it is unnecessary to check
again for the frame type 802.11 management in this function.
It can be checked before passing to this function.

Signed-off-by: Prameela Rani Garnepudi <prameela.j04cs@gmail.com>
Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
drivers/net/wireless/rsi/rsi_91x_mgmt.c

index 65d2dd6b908a537dc808eb74948e1ffb419e9b30..3724dd4c63776143d1983e6c118da89b663caed8 100644 (file)
@@ -401,8 +401,7 @@ static int rsi_load_radio_caps(struct rsi_common *common)
  */
 static int rsi_mgmt_pkt_to_core(struct rsi_common *common,
                                u8 *msg,
-                               s32 msg_len,
-                               u8 type)
+                               s32 msg_len)
 {
        struct rsi_hw *adapter = common->priv;
        struct ieee80211_tx_info *info;
@@ -410,37 +409,30 @@ static int rsi_mgmt_pkt_to_core(struct rsi_common *common,
        u8 pad_bytes = msg[4];
        struct sk_buff *skb;
 
-       if (type == RX_DOT11_MGMT) {
-               if (!adapter->sc_nvifs)
-                       return -ENOLINK;
+       if (!adapter->sc_nvifs)
+               return -ENOLINK;
 
-               msg_len -= pad_bytes;
-               if (msg_len <= 0) {
-                       rsi_dbg(MGMT_RX_ZONE,
-                               "%s: Invalid rx msg of len = %d\n",
-                               __func__, msg_len);
-                       return -EINVAL;
-               }
+       msg_len -= pad_bytes;
+       if (msg_len <= 0) {
+               rsi_dbg(MGMT_RX_ZONE,
+                       "%s: Invalid rx msg of len = %d\n",
+                       __func__, msg_len);
+               return -EINVAL;
+       }
 
-               skb = dev_alloc_skb(msg_len);
-               if (!skb) {
-                       rsi_dbg(ERR_ZONE, "%s: Failed to allocate skb\n",
-                               __func__);
-                       return -ENOMEM;
-               }
+       skb = dev_alloc_skb(msg_len);
+       if (!skb)
+               return -ENOMEM;
 
-               skb_put_data(skb,
-                            (u8 *)(msg + FRAME_DESC_SZ + pad_bytes),
-                            msg_len);
+       skb_put_data(skb,
+                    (u8 *)(msg + FRAME_DESC_SZ + pad_bytes),
+                    msg_len);
 
-               info = IEEE80211_SKB_CB(skb);
-               rx_params = (struct skb_info *)info->driver_data;
-               rx_params->rssi = rsi_get_rssi(msg);
-               rx_params->channel = rsi_get_channel(msg);
-               rsi_indicate_pkt_to_os(common, skb);
-       } else {
-               rsi_dbg(MGMT_TX_ZONE, "%s: Internal Packet\n", __func__);
-       }
+       info = IEEE80211_SKB_CB(skb);
+       rx_params = (struct skb_info *)info->driver_data;
+       rx_params->rssi = rsi_get_rssi(msg);
+       rx_params->channel = rsi_get_channel(msg);
+       rsi_indicate_pkt_to_os(common, skb);
 
        return 0;
 }
@@ -1641,8 +1633,10 @@ int rsi_mgmt_pkt_recv(struct rsi_common *common, u8 *msg)
                        rsi_dbg(FSM_ZONE, "%s: Probe confirm received\n",
                                __func__);
                }
+       } else if (msg_type == RX_DOT11_MGMT) {
+               return rsi_mgmt_pkt_to_core(common, msg, msg_len);
        } else {
-               return rsi_mgmt_pkt_to_core(common, msg, msg_len, msg_type);
+               rsi_dbg(INFO_ZONE, "Received packet type: 0x%x\n", msg_type);
        }
        return 0;
 }