[PATCHv2 08/21] VLAN: remove vlan_tail

Michael Braun michael-dev
Thu Jun 6 03:09:22 PDT 2013


Everything in hostapd can be implemented efficiently without vlan_tail.

Signed-hostap: Michael Braun <michael-dev at fami-braun.de>

diff --git a/hostapd/config_file.c b/hostapd/config_file.c
index cd9c7ca..eb049fe 100644
--- a/hostapd/config_file.c
+++ b/hostapd/config_file.c
@@ -93,11 +93,8 @@ static int hostapd_config_read_vlan_file(struct hostapd_bss_config *bss,
 
 		vlan->vlan_id = vlan_id;
 		os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
-		if (bss->vlan_tail)
-			bss->vlan_tail->next = vlan;
-		else
-			bss->vlan = vlan;
-		bss->vlan_tail = vlan;
+		vlan->next = bss->vlan;
+		bss->vlan = vlan;
 	}
 
 	fclose(f);
diff --git a/src/ap/ap_config.h b/src/ap/ap_config.h
index 2d918f0..e15fa9c 100644
--- a/src/ap/ap_config.h
+++ b/src/ap/ap_config.h
@@ -331,7 +331,7 @@ struct hostapd_bss_config {
 	int wmm_enabled;
 	int wmm_uapsd;
 
-	struct hostapd_vlan *vlan, *vlan_tail;
+	struct hostapd_vlan *vlan;
 
 	macaddr bssid;
 
diff --git a/src/ap/vlan_init.c b/src/ap/vlan_init.c
index dd234a0..5da148a 100644
--- a/src/ap/vlan_init.c
+++ b/src/ap/vlan_init.c
@@ -1002,11 +1002,8 @@ int vlan_init(struct hostapd_data *hapd)
 		vlan->vlan_id = VLAN_ID_WILDCARD;
 		os_snprintf(vlan->ifname, sizeof(vlan->ifname), "%s.#",
 			    hapd->conf->iface);
-		if (hapd->conf->vlan_tail)
-			hapd->conf->vlan_tail->next = vlan;
-		else
-			hapd->conf->vlan = vlan;
-		hapd->conf->vlan_tail = vlan;
+		vlan->next = hapd->conf->vlan;
+		hapd->conf->vlan = vlan;
 	}
 
 	if (vlan_dynamic_add(hapd, hapd->conf->vlan))



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