From 39baa4e3646d9c1bed416dd98812395cec1e9057 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Wed, 3 Apr 2019 22:28:45 +0200
Subject: [PATCH] client/Process: more strict syntax check

---
 src/client/Process.cxx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/client/Process.cxx b/src/client/Process.cxx
index f8b4340a6..140923c67 100644
--- a/src/client/Process.cxx
+++ b/src/client/Process.cxx
@@ -55,8 +55,8 @@ Client::ProcessCommandList(bool list_ok,
 CommandResult
 Client::ProcessLine(char *line) noexcept
 {
-	if (IsUpperAlphaASCII(*line)) {
-		/* no valid MPD command begins with an upper case
+	if (!IsLowerAlphaASCII(*line)) {
+		/* all valid MPD commands begin with a lower case
 		   letter; this could be a badly routed HTTP
 		   request */
 		FormatWarning(client_domain,