mwifiex: remove redundant initialization for bss_descriptor

Initialization of bss_descriptor is unnecessary as the entire
structure will be overwritten by a memcpy followed by.

Initialize disable_11ac flag properly by setting it to true in
mwifiex_fill_new_bss_desc().

Reported-by: Doug Anderson <dianders@chromium.org>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Reviewed-by: Paul Stewart <pstew@chromium.org>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index 37b24e8..9cf5d8f 100644 (file)
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -1500,36 +1500,7 @@ static int mwifiex_update_curr_bss_params(struct mwifiex_private *priv,
        if (ret)
                goto done;
 
-       /* Update current bss descriptor parameters */
        spin_lock_irqsave(&priv->curr_bcn_buf_lock, flags);
-       priv->curr_bss_params.bss_descriptor.bcn_wpa_ie = NULL;
-       priv->curr_bss_params.bss_descriptor.wpa_offset = 0;
-       priv->curr_bss_params.bss_descriptor.bcn_rsn_ie = NULL;
-       priv->curr_bss_params.bss_descriptor.rsn_offset = 0;
-       priv->curr_bss_params.bss_descriptor.bcn_wapi_ie = NULL;
-       priv->curr_bss_params.bss_descriptor.wapi_offset = 0;
-       priv->curr_bss_params.bss_descriptor.bcn_ht_cap = NULL;
-       priv->curr_bss_params.bss_descriptor.ht_cap_offset = 0;
-       priv->curr_bss_params.bss_descriptor.bcn_ht_oper = NULL;
-       priv->curr_bss_params.bss_descriptor.ht_info_offset = 0;
-       priv->curr_bss_params.bss_descriptor.bcn_bss_co_2040 = NULL;
-       priv->curr_bss_params.bss_descriptor.bss_co_2040_offset = 0;
-       priv->curr_bss_params.bss_descriptor.bcn_ext_cap = NULL;
-       priv->curr_bss_params.bss_descriptor.ext_cap_offset = 0;
-       priv->curr_bss_params.bss_descriptor.beacon_buf = NULL;
-       priv->curr_bss_params.bss_descriptor.beacon_buf_size = 0;
-       priv->curr_bss_params.bss_descriptor.bcn_vht_cap = NULL;
-       priv->curr_bss_params.bss_descriptor.vht_cap_offset = 0;
-       priv->curr_bss_params.bss_descriptor.bcn_vht_oper = NULL;
-       priv->curr_bss_params.bss_descriptor.vht_info_offset = 0;
-       priv->curr_bss_params.bss_descriptor.oper_mode = NULL;
-       priv->curr_bss_params.bss_descriptor.oper_mode_offset = 0;
-
-       /* Disable 11ac by default. Enable it only where there
-        * exist VHT_CAP IE in AP beacon
-        */
-       priv->curr_bss_params.bss_descriptor.disable_11ac = true;
-
        /* Make a copy of current BSSID descriptor */
        memcpy(&priv->curr_bss_params.bss_descriptor, bss_desc,
               sizeof(priv->curr_bss_params.bss_descriptor));

diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index 27729cf..311d0b2 100644 (file)
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -184,6 +184,11 @@ int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
        else
                bss_desc->bss_mode = NL80211_IFTYPE_STATION;
 
+       /* Disable 11ac by default. Enable it only where there
+        * exist VHT_CAP IE in AP beacon
+        */
+       bss_desc->disable_11ac = true;
+
        return mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc);
 }