From: Karthik M <karthik.m@oss.qualcomm.com>
Date: Thu, 11 Sep 2025 22:02:06 +0000 (+0530)
Subject: AP MLD: Add ap_get_link_sta() for non-AP MLD link STA lookup
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ea9148b662905330172a8a2756c459e251f9e532;p=thirdparty%2Fhostap.git

AP MLD: Add ap_get_link_sta() for non-AP MLD link STA lookup

Introduce a helper to find a station using its link-specific MAC address
for MLDs.

Signed-off-by: Karthik M <karthik.m@oss.qualcomm.com>
---

diff --git a/src/ap/sta_info.c b/src/ap/sta_info.c
index 91538ec41..dd0e3a7ac 100644
--- a/src/ap/sta_info.c
+++ b/src/ap/sta_info.c
@@ -77,6 +77,24 @@ struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta)
 }
 
 
+#ifdef CONFIG_IEEE80211BE
+struct sta_info * ap_get_link_sta(struct hostapd_data *hapd,
+				  const u8 *link_addr)
+{
+	struct sta_info *link_sta;
+
+	for (link_sta = hapd->sta_list; link_sta; link_sta = link_sta->next) {
+		if (link_sta->mld_info.mld_sta &&
+		    ether_addr_equal(link_sta->mld_info.links[hapd->mld_link_id].peer_addr,
+				     link_addr))
+			return link_sta;
+	}
+
+	return NULL;
+}
+#endif /* CONFIG_IEEE80211BE */
+
+
 #ifdef CONFIG_P2P
 struct sta_info * ap_get_sta_p2p(struct hostapd_data *hapd, const u8 *addr)
 {
diff --git a/src/ap/sta_info.h b/src/ap/sta_info.h
index a7f084f18..f963e8fd3 100644
--- a/src/ap/sta_info.h
+++ b/src/ap/sta_info.h
@@ -347,6 +347,8 @@ int ap_for_each_sta(struct hostapd_data *hapd,
 			      void *ctx),
 		    void *ctx);
 struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta);
+struct sta_info * ap_get_link_sta(struct hostapd_data *hapd,
+				  const u8 *link_addr);
 struct sta_info * ap_get_sta_p2p(struct hostapd_data *hapd, const u8 *addr);
 void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta);
 void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta);