mac80211: move interface type to vif structure

Drivers that support mixed AP/STA operation may well need to
know the type of a virtual interface when iterating over them.
The easiest way to support that is to move the interface type
variable into the vif structure.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 32 insertions, 33 deletions

diff --git a/net/mac80211/ieee80211_ioctl.c b/net/mac80211/ieee80211_ioctl.c
index 2604e21c05a..5024d373383 100644
--- a/net/mac80211/ieee80211_ioctl.c
+++ b/net/mac80211/ieee80211_ioctl.c
@@ -112,8 +112,8 @@ static int ieee80211_ioctl_siwgenie(struct net_device *dev,
 	if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME)
 		return -EOPNOTSUPP;
 
-	if (sdata->type == IEEE80211_IF_TYPE_STA ||
-	    sdata->type == IEEE80211_IF_TYPE_IBSS) {
+	if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
+	    sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 		int ret = ieee80211_sta_set_extra_ie(dev, extra, data->length);
 		if (ret)
 			return ret;
@@ -232,7 +232,7 @@ static int ieee80211_ioctl_siwmode(struct net_device *dev,
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	int type;
 
-	if (sdata->type == IEEE80211_IF_TYPE_VLAN)
+	if (sdata->vif.type == IEEE80211_IF_TYPE_VLAN)
 		return -EOPNOTSUPP;
 
 	switch (*mode) {
@@ -249,7 +249,7 @@ static int ieee80211_ioctl_siwmode(struct net_device *dev,
 		return -EINVAL;
 	}
 
-	if (type == sdata->type)
+	if (type == sdata->vif.type)
 		return 0;
 	if (netif_running(dev))
 		return -EBUSY;
@@ -268,7 +268,7 @@ static int ieee80211_ioctl_giwmode(struct net_device *dev,
 	struct ieee80211_sub_if_data *sdata;
 
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-	switch (sdata->type) {
+	switch (sdata->vif.type) {
 	case IEEE80211_IF_TYPE_AP:
 		*mode = IW_MODE_MASTER;
 		break;
@@ -336,13 +336,13 @@ static int ieee80211_ioctl_siwfreq(struct net_device *dev,
 	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
-	if (sdata->type == IEEE80211_IF_TYPE_STA)
+	if (sdata->vif.type == IEEE80211_IF_TYPE_STA)
 		sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL;
 
 	/* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
 	if (freq->e == 0) {
 		if (freq->m < 0) {
-			if (sdata->type == IEEE80211_IF_TYPE_STA)
+			if (sdata->vif.type == IEEE80211_IF_TYPE_STA)
 				sdata->u.sta.flags |=
 					IEEE80211_STA_AUTO_CHANNEL_SEL;
 			return 0;
@@ -388,8 +388,8 @@ static int ieee80211_ioctl_siwessid(struct net_device *dev,
 		len--;
 
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-	if (sdata->type == IEEE80211_IF_TYPE_STA ||
-	    sdata->type == IEEE80211_IF_TYPE_IBSS) {
+	if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
+	    sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 		int ret;
 		if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) {
 			if (len > IEEE80211_MAX_SSID_LEN)
@@ -409,7 +409,7 @@ static int ieee80211_ioctl_siwessid(struct net_device *dev,
 		return 0;
 	}
 
-	if (sdata->type == IEEE80211_IF_TYPE_AP) {
+	if (sdata->vif.type == IEEE80211_IF_TYPE_AP) {
 		memcpy(sdata->u.ap.ssid, ssid, len);
 		memset(sdata->u.ap.ssid + len, 0,
 		       IEEE80211_MAX_SSID_LEN - len);
@@ -428,8 +428,8 @@ static int ieee80211_ioctl_giwessid(struct net_device *dev,
 
 	struct ieee80211_sub_if_data *sdata;
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-	if (sdata->type == IEEE80211_IF_TYPE_STA ||
-	    sdata->type == IEEE80211_IF_TYPE_IBSS) {
+	if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
+	    sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 		int res = ieee80211_sta_get_ssid(dev, ssid, &len);
 		if (res == 0) {
 			data->length = len;
@@ -439,7 +439,7 @@ static int ieee80211_ioctl_giwessid(struct net_device *dev,
 		return res;
 	}
 
-	if (sdata->type == IEEE80211_IF_TYPE_AP) {
+	if (sdata->vif.type == IEEE80211_IF_TYPE_AP) {
 		len = sdata->u.ap.ssid_len;
 		if (len > IW_ESSID_MAX_SIZE)
 			len = IW_ESSID_MAX_SIZE;
@@ -459,8 +459,8 @@ static int ieee80211_ioctl_siwap(struct net_device *dev,
 	struct ieee80211_sub_if_data *sdata;
 
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-	if (sdata->type == IEEE80211_IF_TYPE_STA ||
-	    sdata->type == IEEE80211_IF_TYPE_IBSS) {
+	if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
+	    sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 		int ret;
 		if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) {
 			memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data,
@@ -479,7 +479,7 @@ static int ieee80211_ioctl_siwap(struct net_device *dev,
 			return ret;
 		ieee80211_sta_req_auth(dev, &sdata->u.sta);
 		return 0;
-	} else if (sdata->type == IEEE80211_IF_TYPE_WDS) {
+	} else if (sdata->vif.type == IEEE80211_IF_TYPE_WDS) {
 		if (memcmp(sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data,
 			   ETH_ALEN) == 0)
 			return 0;
@@ -497,12 +497,12 @@ static int ieee80211_ioctl_giwap(struct net_device *dev,
 	struct ieee80211_sub_if_data *sdata;
 
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-	if (sdata->type == IEEE80211_IF_TYPE_STA ||
-	    sdata->type == IEEE80211_IF_TYPE_IBSS) {
+	if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
+	    sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 		ap_addr->sa_family = ARPHRD_ETHER;
 		memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN);
 		return 0;
-	} else if (sdata->type == IEEE80211_IF_TYPE_WDS) {
+	} else if (sdata->vif.type == IEEE80211_IF_TYPE_WDS) {
 		ap_addr->sa_family = ARPHRD_ETHER;
 		memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN);
 		return 0;
@@ -524,11 +524,10 @@ static int ieee80211_ioctl_siwscan(struct net_device *dev,
 	if (!netif_running(dev))
 		return -ENETDOWN;
 
-	if (sdata->type != IEEE80211_IF_TYPE_STA &&
-	    sdata->type != IEEE80211_IF_TYPE_IBSS &&
-	    sdata->type != IEEE80211_IF_TYPE_AP) {
+	if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
+	    sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
+	    sdata->vif.type != IEEE80211_IF_TYPE_AP)
 		return -EOPNOTSUPP;
-	}
 
 	/* if SSID was specified explicitly then use that */
 	if (wrqu->data.length == sizeof(struct iw_scan_req) &&
@@ -606,7 +605,7 @@ static int ieee80211_ioctl_giwrate(struct net_device *dev,
 	struct ieee80211_sub_if_data *sdata;
 
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-	if (sdata->type == IEEE80211_IF_TYPE_STA)
+	if (sdata->vif.type == IEEE80211_IF_TYPE_STA)
 		sta = sta_info_get(local, sdata->u.sta.bssid);
 	else
 		return -EOPNOTSUPP;
@@ -820,8 +819,8 @@ static int ieee80211_ioctl_siwmlme(struct net_device *dev,
 	struct iw_mlme *mlme = (struct iw_mlme *) extra;
 
 	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-	if (sdata->type != IEEE80211_IF_TYPE_STA &&
-	    sdata->type != IEEE80211_IF_TYPE_IBSS)
+	if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
+	    sdata->vif.type != IEEE80211_IF_TYPE_IBSS)
 		return -EINVAL;
 
 	switch (mlme->cmd) {
@@ -938,7 +937,7 @@ static int ieee80211_ioctl_siwauth(struct net_device *dev,
 		sdata->drop_unencrypted = !!data->value;
 		break;
 	case IW_AUTH_PRIVACY_INVOKED:
-		if (sdata->type != IEEE80211_IF_TYPE_STA)
+		if (sdata->vif.type != IEEE80211_IF_TYPE_STA)
 			ret = -EINVAL;
 		else {
 			sdata->u.sta.flags &= ~IEEE80211_STA_PRIVACY_INVOKED;
@@ -953,8 +952,8 @@ static int ieee80211_ioctl_siwauth(struct net_device *dev,
 		}
 		break;
 	case IW_AUTH_80211_AUTH_ALG:
-		if (sdata->type == IEEE80211_IF_TYPE_STA ||
-		    sdata->type == IEEE80211_IF_TYPE_IBSS)
+		if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
+		    sdata->vif.type == IEEE80211_IF_TYPE_IBSS)
 			sdata->u.sta.auth_algs = data->value;
 		else
 			ret = -EOPNOTSUPP;
@@ -974,8 +973,8 @@ static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	struct sta_info *sta = NULL;
 
-	if (sdata->type == IEEE80211_IF_TYPE_STA ||
-	    sdata->type == IEEE80211_IF_TYPE_IBSS)
+	if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
+	    sdata->vif.type == IEEE80211_IF_TYPE_IBSS)
 		sta = sta_info_get(local, sdata->u.sta.bssid);
 	if (!sta) {
 		wstats->discard.fragment = 0;
@@ -1003,8 +1002,8 @@ static int ieee80211_ioctl_giwauth(struct net_device *dev,
 
 	switch (data->flags & IW_AUTH_INDEX) {
 	case IW_AUTH_80211_AUTH_ALG:
-		if (sdata->type == IEEE80211_IF_TYPE_STA ||
-		    sdata->type == IEEE80211_IF_TYPE_IBSS)
+		if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
+		    sdata->vif.type == IEEE80211_IF_TYPE_IBSS)
 			data->value = sdata->u.sta.auth_algs;
 		else
 			ret = -EOPNOTSUPP;