diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000000..a3a54d1a1b
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,25 @@
+name: CI
+
+on: [pull_request]
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    name: CI for Pull Request
+    steps:
+    - name: Checkout the source code
+      uses: actions/checkout@v3
+      with:
+        path: src/src
+
+    - name: CI
+      uses: tedd-an/bzcafe@main
+      with:
+        task: ci
+        base_folder: src
+        space: user
+        github_token: ${{ secrets.ACTION_TOKEN }}
+        email_token: ${{ secrets.EMAIL_TOKEN }}
+        patchwork_token: ${{ secrets.PATCHWORK_TOKEN }}
+        patchwork_user: ${{ secrets.PATCHWORK_USER }}
+ 
diff --git a/.github/workflows/code_scan.yml b/.github/workflows/code_scan.yml
new file mode 100644
index 0000000000..181d08c32d
--- /dev/null
+++ b/.github/workflows/code_scan.yml
@@ -0,0 +1,26 @@
+name: Code Scan
+
+on:
+  schedule:
+  - cron:  "40 7 * * FRI"
+
+jobs:
+  code-scan:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout the source
+      uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+        path: src
+    - name: Code Scan
+      uses: BluezTestBot/action-code-scan@main
+      with:
+        src_path: src
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        email_token: ${{ secrets.EMAIL_TOKEN }}
+    - uses: actions/upload-artifact@v2
+      with:
+        name: scan_report
+        path: scan_report.tar.gz
+
diff --git a/.github/workflows/sync.yml b/.github/workflows/sync.yml
new file mode 100644
index 0000000000..d935cca9fa
--- /dev/null
+++ b/.github/workflows/sync.yml
@@ -0,0 +1,43 @@
+name: Sync
+
+on:
+  schedule:
+  - cron:  "*/30 * * * *"
+
+jobs:
+  sync_repo:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        ref: master
+
+    - name: Sync Repo
+      uses: tedd-an/bzcafe@main
+      with:
+        task: sync
+        upstream_repo: 'https://git.kernel.org/pub/scm/bluetooth/bluez.git'
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Cleanup PR
+      uses: tedd-an/bzcafe@main
+      with:
+        task: cleanup
+        github_token: ${{ secrets.ACTION_TOKEN }} 
+
+  sync_patchwork:
+    needs: sync_repo
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Sync Patchwork
+      uses: tedd-an/bzcafe@main
+      with:
+        task: patchwork
+        space: user
+        github_token: ${{ secrets.ACTION_TOKEN }}
+        email_token: ${{ secrets.EMAIL_TOKEN }}
+        patchwork_token: ${{ secrets.PATCHWORK_TOKEN }}
+        patchwork_user: ${{ secrets.PATCHWORK_USER }}
+
diff --git a/gdbus/object.c b/gdbus/object.c
index 7b0476f1ad..d87a81160c 100644
--- a/gdbus/object.c
+++ b/gdbus/object.c
@@ -809,7 +809,8 @@ static struct generic_data *invalidate_parent_data(DBusConnection *conn,
 
 	if (child == NULL || g_slist_find(data->objects, child) != NULL)
 		goto done;
-
+	if(g_slist_find(parent->objects, child) != NULL)
+		goto done;
 	data->objects = g_slist_prepend(data->objects, child);
 	child->parent = data;