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-rw-r--r--drivers/net/wireless/mwifiex/cfg80211.c10
-rw-r--r--drivers/net/wireless/mwifiex/fw.h10
-rw-r--r--drivers/net/wireless/mwifiex/scan.c40
3 files changed, 27 insertions, 33 deletions
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 6a91c2fa89fe..b4890a01ba92 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1106,12 +1106,10 @@ mwifiex_cfg80211_scan(struct wiphy *wiphy, struct net_device *dev,
dev_err(priv->adapter->dev, "failed to alloc scan_req\n");
return -ENOMEM;
}
- for (i = 0; i < request->n_ssids; i++) {
- memcpy(priv->user_scan_cfg->ssid_list[i].ssid,
- request->ssids[i].ssid, request->ssids[i].ssid_len);
- priv->user_scan_cfg->ssid_list[i].max_len =
- request->ssids[i].ssid_len;
- }
+
+ priv->user_scan_cfg->num_ssids = request->n_ssids;
+ priv->user_scan_cfg->ssid_list = request->ssids;
+
for (i = 0; i < request->n_channels; i++) {
chan = request->channels[i];
priv->user_scan_cfg->chan_list[i].chan_number = chan->hw_value;
diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index c82620094a53..fc4ffee6c6b9 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -852,11 +852,6 @@ struct mwifiex_user_scan_chan {
u32 scan_time;
} __packed;
-struct mwifiex_user_scan_ssid {
- u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
- u8 max_len;
-} __packed;
-
struct mwifiex_user_scan_cfg {
/*
* BSS mode to be sent in the firmware command
@@ -867,8 +862,9 @@ struct mwifiex_user_scan_cfg {
u8 reserved;
/* BSSID filter sent in the firmware command to limit the results */
u8 specific_bssid[ETH_ALEN];
- /* SSID filter list used in the to limit the scan results */
- struct mwifiex_user_scan_ssid ssid_list[MWIFIEX_MAX_SSID_LIST_LENGTH];
+ /* SSID filter list used in the firmware to limit the scan results */
+ struct cfg80211_ssid *ssid_list;
+ u8 num_ssids;
/* Variable number (fixed maximum) of channels to scan up */
struct mwifiex_user_scan_chan chan_list[MWIFIEX_USER_SCAN_CHAN_MAX];
} __packed;
diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c
index 67422f64f9fe..fd0302fe5bd8 100644
--- a/drivers/net/wireless/mwifiex/scan.c
+++ b/drivers/net/wireless/mwifiex/scan.c
@@ -737,7 +737,7 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv,
u16 scan_dur;
u8 channel;
u8 radio_type;
- u32 ssid_idx;
+ int i;
u8 ssid_filter;
u8 rates[MWIFIEX_SUPPORTED_RATES];
u32 rates_size;
@@ -792,14 +792,8 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv,
user_scan_in->specific_bssid,
sizeof(scan_cfg_out->specific_bssid));
- for (ssid_idx = 0;
- ((ssid_idx < ARRAY_SIZE(user_scan_in->ssid_list))
- && (*user_scan_in->ssid_list[ssid_idx].ssid
- || user_scan_in->ssid_list[ssid_idx].max_len));
- ssid_idx++) {
-
- ssid_len = strlen(user_scan_in->ssid_list[ssid_idx].
- ssid) + 1;
+ for (i = 0; i < user_scan_in->num_ssids; i++) {
+ ssid_len = user_scan_in->ssid_list[i].ssid_len;
wildcard_ssid_tlv =
(struct mwifiex_ie_types_wildcard_ssid_params *)
@@ -810,19 +804,26 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv,
(u16) (ssid_len + sizeof(wildcard_ssid_tlv->
max_ssid_length)));
- /* max_ssid_length = 0 tells firmware to perform
- specific scan for the SSID filled */
- wildcard_ssid_tlv->max_ssid_length = 0;
+ /*
+ * max_ssid_length = 0 tells firmware to perform
+ * specific scan for the SSID filled, whereas
+ * max_ssid_length = IEEE80211_MAX_SSID_LEN is for
+ * wildcard scan.
+ */
+ if (ssid_len)
+ wildcard_ssid_tlv->max_ssid_length = 0;
+ else
+ wildcard_ssid_tlv->max_ssid_length =
+ IEEE80211_MAX_SSID_LEN;
memcpy(wildcard_ssid_tlv->ssid,
- user_scan_in->ssid_list[ssid_idx].ssid,
- ssid_len);
+ user_scan_in->ssid_list[i].ssid, ssid_len);
tlv_pos += (sizeof(wildcard_ssid_tlv->header)
+ le16_to_cpu(wildcard_ssid_tlv->header.len));
- dev_dbg(adapter->dev, "info: scan: ssid_list[%d]: %s, %d\n",
- ssid_idx, wildcard_ssid_tlv->ssid,
+ dev_dbg(adapter->dev, "info: scan: ssid[%d]: %s, %d\n",
+ i, wildcard_ssid_tlv->ssid,
wildcard_ssid_tlv->max_ssid_length);
/* Empty wildcard ssid with a maxlen will match many or
@@ -831,7 +832,6 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv,
filtered. */
if (!ssid_len && wildcard_ssid_tlv->max_ssid_length)
ssid_filter = false;
-
}
/*
@@ -840,7 +840,7 @@ mwifiex_scan_setup_scan_config(struct mwifiex_private *priv,
* truncate scan results. That is not an issue with an SSID
* or BSSID filter applied to the scan results in the firmware.
*/
- if ((ssid_idx && ssid_filter)
+ if ((i && ssid_filter)
|| memcmp(scan_cfg_out->specific_bssid, &zero_mac,
sizeof(zero_mac)))
*filtered_scan = true;
@@ -1876,8 +1876,8 @@ static int mwifiex_scan_specific_ssid(struct mwifiex_private *priv,
return -ENOMEM;
}
- memcpy(scan_cfg->ssid_list[0].ssid, req_ssid->ssid,
- req_ssid->ssid_len);
+ scan_cfg->ssid_list = req_ssid;
+ scan_cfg->num_ssids = 1;
ret = mwifiex_scan_networks(priv, scan_cfg);
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