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path: root/drivers/net/wireless/mwifiex/ie.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/ie.c')
-rw-r--r--drivers/net/wireless/mwifiex/ie.c89
1 files changed, 55 insertions, 34 deletions
diff --git a/drivers/net/wireless/mwifiex/ie.c b/drivers/net/wireless/mwifiex/ie.c
index b933794758b7..f3b6ed249403 100644
--- a/drivers/net/wireless/mwifiex/ie.c
+++ b/drivers/net/wireless/mwifiex/ie.c
@@ -317,27 +317,27 @@ done:
return ret;
}
-/* This function parses different IEs-tail IEs, beacon IEs, probe response IEs,
- * association response IEs from cfg80211_ap_settings function and sets these IE
- * to FW.
+/* This function parses head and tail IEs, from cfg80211_beacon_data and sets
+ * these IE to FW.
*/
-int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
- struct cfg80211_beacon_data *info)
+static int mwifiex_uap_set_head_tail_ies(struct mwifiex_private *priv,
+ struct cfg80211_beacon_data *info)
{
struct mwifiex_ie *gen_ie;
- struct ieee_types_header *rsn_ie, *wpa_ie = NULL;
- u16 rsn_idx = MWIFIEX_AUTO_IDX_MASK, ie_len = 0;
+ struct ieee_types_header *rsn_ie = NULL, *wpa_ie = NULL;
+ struct ieee_types_header *chsw_ie = NULL;
+ u16 gen_idx = MWIFIEX_AUTO_IDX_MASK, ie_len = 0;
const u8 *vendor_ie;
- if (info->tail && info->tail_len) {
- gen_ie = kzalloc(sizeof(struct mwifiex_ie), GFP_KERNEL);
- if (!gen_ie)
- return -ENOMEM;
- gen_ie->ie_index = cpu_to_le16(rsn_idx);
- gen_ie->mgmt_subtype_mask = cpu_to_le16(MGMT_MASK_BEACON |
- MGMT_MASK_PROBE_RESP |
- MGMT_MASK_ASSOC_RESP);
+ gen_ie = kzalloc(sizeof(*gen_ie), GFP_KERNEL);
+ if (!gen_ie)
+ return -ENOMEM;
+ gen_ie->ie_index = cpu_to_le16(gen_idx);
+ gen_ie->mgmt_subtype_mask = cpu_to_le16(MGMT_MASK_BEACON |
+ MGMT_MASK_PROBE_RESP |
+ MGMT_MASK_ASSOC_RESP);
+ if (info->tail && info->tail_len) {
rsn_ie = (void *)cfg80211_find_ie(WLAN_EID_RSN,
info->tail, info->tail_len);
if (rsn_ie) {
@@ -358,19 +358,41 @@ int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
gen_ie->ie_length = cpu_to_le16(ie_len);
}
- if (rsn_ie || wpa_ie) {
- if (mwifiex_update_uap_custom_ie(priv, gen_ie, &rsn_idx,
- NULL, NULL,
- NULL, NULL)) {
- kfree(gen_ie);
- return -1;
- }
- priv->rsn_idx = rsn_idx;
+ chsw_ie = (void *)cfg80211_find_ie(WLAN_EID_CHANNEL_SWITCH,
+ info->tail, info->tail_len);
+ if (chsw_ie) {
+ memcpy(gen_ie->ie_buffer + ie_len,
+ chsw_ie, chsw_ie->len + 2);
+ ie_len += chsw_ie->len + 2;
+ gen_ie->ie_length = cpu_to_le16(ie_len);
}
+ }
- kfree(gen_ie);
+ if (rsn_ie || wpa_ie || chsw_ie) {
+ if (mwifiex_update_uap_custom_ie(priv, gen_ie, &gen_idx, NULL,
+ NULL, NULL, NULL)) {
+ kfree(gen_ie);
+ return -1;
+ }
+ priv->gen_idx = gen_idx;
}
+ kfree(gen_ie);
+ return 0;
+}
+
+/* This function parses different IEs-head & tail IEs, beacon IEs,
+ * probe response IEs, association response IEs from cfg80211_ap_settings
+ * function and sets these IE to FW.
+ */
+int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
+ struct cfg80211_beacon_data *info)
+{
+ int ret;
+
+ ret = mwifiex_uap_set_head_tail_ies(priv, info);
+ return ret;
+
return mwifiex_set_mgmt_beacon_data_ies(priv, info);
}
@@ -378,25 +400,25 @@ int mwifiex_set_mgmt_ies(struct mwifiex_private *priv,
int mwifiex_del_mgmt_ies(struct mwifiex_private *priv)
{
struct mwifiex_ie *beacon_ie = NULL, *pr_ie = NULL;
- struct mwifiex_ie *ar_ie = NULL, *rsn_ie = NULL;
+ struct mwifiex_ie *ar_ie = NULL, *gen_ie = NULL;
int ret = 0;
- if (priv->rsn_idx != MWIFIEX_AUTO_IDX_MASK) {
- rsn_ie = kmalloc(sizeof(struct mwifiex_ie), GFP_KERNEL);
- if (!rsn_ie)
+ if (priv->gen_idx != MWIFIEX_AUTO_IDX_MASK) {
+ gen_ie = kmalloc(sizeof(*gen_ie), GFP_KERNEL);
+ if (!gen_ie)
return -ENOMEM;
- rsn_ie->ie_index = cpu_to_le16(priv->rsn_idx);
- rsn_ie->mgmt_subtype_mask = cpu_to_le16(MWIFIEX_DELETE_MASK);
- rsn_ie->ie_length = 0;
- if (mwifiex_update_uap_custom_ie(priv, rsn_ie, &priv->rsn_idx,
+ gen_ie->ie_index = cpu_to_le16(priv->gen_idx);
+ gen_ie->mgmt_subtype_mask = cpu_to_le16(MWIFIEX_DELETE_MASK);
+ gen_ie->ie_length = 0;
+ if (mwifiex_update_uap_custom_ie(priv, gen_ie, &priv->gen_idx,
NULL, &priv->proberesp_idx,
NULL, &priv->assocresp_idx)) {
ret = -1;
goto done;
}
- priv->rsn_idx = MWIFIEX_AUTO_IDX_MASK;
+ priv->gen_idx = MWIFIEX_AUTO_IDX_MASK;
}
if (priv->beacon_idx != MWIFIEX_AUTO_IDX_MASK) {
@@ -440,7 +462,6 @@ done:
kfree(beacon_ie);
kfree(pr_ie);
kfree(ar_ie);
- kfree(rsn_ie);
return ret;
}