diff --git a/lldb/packages/Python/lldbsuite/test/tools/lldb-vscode/vscode.py b/lldb/packages/Python/lldbsuite/test/tools/lldb-vscode/vscode.py
--- a/lldb/packages/Python/lldbsuite/test/tools/lldb-vscode/vscode.py
+++ b/lldb/packages/Python/lldbsuite/test/tools/lldb-vscode/vscode.py
@@ -54,33 +54,32 @@
     '''Decode a JSON packet that starts with the content length and is
        followed by the JSON bytes from a file 'f'. Returns None on EOF.
     '''
-    line = f.readline().decode("utf-8")
-    if len(line) == 0:
-        return None  # EOF.
-
-    # Watch for line that starts with the prefix
-    prefix = 'Content-Length: '
-    if line.startswith(prefix):
-        # Decode length of JSON bytes
-        if verbose:
-            print('content: "%s"' % (line))
-        length = int(line[len(prefix):])
-        if verbose:
-            print('length: "%u"' % (length))
-        # Skip empty line
-        line = f.readline()
-        if verbose:
-            print('empty: "%s"' % (line))
-        # Read JSON bytes
-        json_str = f.read(length)
-        if verbose:
-            print('json: "%s"' % (json_str))
-        if trace_file:
-            trace_file.write('from adaptor:\n%s\n' % (json_str))
-        # Decode the JSON bytes into a python dictionary
-        return json.loads(json_str)
-
-    return None
+    while True:
+        line = f.readline().decode("utf-8")
+        if len(line) == 0:
+            return None  # EOF.
+
+        # Watch for line that starts with the prefix
+        prefix = 'Content-Length: '
+        if line.startswith(prefix):
+            # Decode length of JSON bytes
+            if verbose:
+                print('content: "%s"' % (line))
+            length = int(line[len(prefix):])
+            if verbose:
+                print('length: "%u"' % (length))
+            # Skip empty line
+            line = f.readline()
+            if verbose:
+                print('empty: "%s"' % (line))
+            # Read JSON bytes
+            json_str = f.read(length)
+            if verbose:
+                print('json: "%s"' % (json_str))
+            if trace_file:
+                trace_file.write('from adaptor:\n%s\n' % (json_str))
+            # Decode the JSON bytes into a python dictionary
+            return json.loads(json_str)
 
 
 def packet_type_is(packet, packet_type):