From f373e07847b11e2f59954d8a02b62c68873464be Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9D=8E=E9=80=9A=E6=B4=B2?= <carter.li@eoitek.com>
Date: Thu, 2 Jan 2025 10:54:44 +0800
Subject: [PATCH] WM (Linux): don't crash if no wm is detected

---
 src/detection/wm/wm_linux.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/detection/wm/wm_linux.c b/src/detection/wm/wm_linux.c
index c5d95dc75..821ee7973 100644
--- a/src/detection/wm/wm_linux.c
+++ b/src/detection/wm/wm_linux.c
@@ -22,9 +22,13 @@ static void getHyprland(FFstrbuf* result, FF_MAYBE_UNUSED FFWMOptions* options)
 
 const char* ffDetectWMVersion(const FFstrbuf* wmName, FFstrbuf* result, FFWMOptions* options)
 {
+    if (!wmName)
+        return "No WM detected";
+
     if (ffStrbufEqualS(wmName, FF_WM_PRETTY_HYPRLAND))
         getHyprland(result, options);
     else
         return "Unsupported WM";
+
     return NULL;
 }