Avoid duplicates

eclipse-zenoh · Jan 28, 2025 · 02ff9e9 · 02ff9e9
1 parent 5bac814
commit 02ff9e9
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/src/net/matching.c b/src/net/matching.c
@@ -33,9 +33,11 @@ static void _z_matching_listener_callback(const _z_interest_msg_t *msg, void *ar
     switch (msg->type) {
         case _Z_INTEREST_MSG_TYPE_DECL_SUBSCRIBER:
         case _Z_INTEREST_MSG_TYPE_DECL_QUERYABLE: {
-            ctx->decl_id = msg->id;
-            z_matching_status_t status = {.matching = true};
-            z_closure_matching_status_call(&ctx->callback, &status);
+            if (ctx->decl_id == 0) {
+                ctx->decl_id = msg->id;
+                z_matching_status_t status = {.matching = true};
+                z_closure_matching_status_call(&ctx->callback, &status);
+            }
             break;
         }