From b54c5fd79c3d078337d170944e635552107eda89 Mon Sep 17 00:00:00 2001
From: Frank Praznik <frank.praznik@gmail.com>
Date: Tue, 30 Sep 2025 14:30:14 -0400
Subject: [PATCH] x11: Check for a valid input context before destroying it

XDestroyIC crashes if passed a null parameter.
---
 src/video/x11/SDL_x11keyboard.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/video/x11/SDL_x11keyboard.c b/src/video/x11/SDL_x11keyboard.c
index d1d8b5bf29..23fe266d01 100644
--- a/src/video/x11/SDL_x11keyboard.c
+++ b/src/video/x11/SDL_x11keyboard.c
@@ -770,7 +770,10 @@ void X11_CreateInputContext(SDL_WindowData *data)
 void X11_DestroyInputContext(SDL_WindowData *data)
 {
 #ifdef X_HAVE_UTF8_STRING
-    X11_XDestroyIC(data->ic);
+    if (data->ic) {
+        X11_XDestroyIC(data->ic);
+        data->ic = NULL;
+    }
     SDL_free(data->preedit_text);
     SDL_free(data->preedit_feedback);
     data->preedit_text = NULL;