[floss] Don't reset clients when switching to the same adapter

Reset should be performed after the check.

BUG=b:270447662
TEST=CQ

Change-Id: I28a4bf97d684ddf6c4d6beacb19306b27bbb02b1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4982471
Commit-Queue: Hsin-chen Chuang <chharry@google.com>
Reviewed-by: Katherine Lai <laikatherine@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1217438}

device/bluetooth/floss/floss_dbus_manager.cc

@@ -455,17 +455,17 @@ FlossAdminClient* FlossDBusManager::GetAdminClient() {
 
 void FlossDBusManager::InitializeAdapterClients(int adapter,
                                                 base::OnceClosure on_ready) {
-  // Clean up active adapter clients
-  if (active_adapter_ != kInvalidAdapter) {
-    client_bundle_->ResetAdapterClients();
-  }
-
   // Initializing already current adapter.
   if (active_adapter_ == adapter) {
     std::move(on_ready).Run();
     return;
   }
 
+  // Clean up active adapter clients
+  if (active_adapter_ != kInvalidAdapter) {
+    client_bundle_->ResetAdapterClients();
+  }
+
   // Set current adapter. If it's kInvalidAdapter, this doesn't need to do any
   // init.
   active_adapter_ = adapter;