[WifiNative] Add missing sync in new getSupportedFeatureSet API

Add missing sync in new getSupportedFeatureSet API.

atest WifiNativeInterfaceManagementTest
Test: atest com.android.server.wifi
Bug: 129550653

Change-Id: I0a81dda2c00cff62e886aefb123d9edfedbfebdd

1 files changed, 7 insertions, 6 deletions

diff --git a/service/java/com/android/server/wifi/WifiNative.java b/service/java/com/android/server/wifi/WifiNative.java
index 550fc5a31..3e5dc3c79 100644
--- a/service/java/com/android/server/wifi/WifiNative.java
+++ b/service/java/com/android/server/wifi/WifiNative.java
@@ -2626,14 +2626,15 @@ public class WifiNative {
      * @return bitmask defined by WifiManager.WIFI_FEATURE_*
      */
     public long getSupportedFeatureSet(@NonNull String ifaceName) {
-        Iface iface = mIfaceMgr.getIface(ifaceName);
+        synchronized (mLock) {
+            Iface iface = mIfaceMgr.getIface(ifaceName);
+            if (iface == null) {
+                Log.e(TAG, "Could not get Iface object for interface " + ifaceName);
+                return 0;
+            }
 
-        if (iface == null) {
-            Log.e(TAG, "Could not get Iface object for interface " + ifaceName);
-            return 0;
+            return iface.featureSet;
         }
-
-        return iface.featureSet;
     }
 
     /**