# SDL: Fix potential de-referencing null pointer in SDL\_EVDEV\_kbd\_keycode() (d948e)

**URL:** <https://discourse.libsdl.org/t/sdl-fix-potential-de-referencing-null-pointer-in-sdl-evdev-kbd-keycode-d948e/42619>\
**Category:** SDL Commits\
**Created:** [February 16, 2023, 7:24am UTC](https://discourse.libsdl.org/t/sdl-fix-potential-de-referencing-null-pointer-in-sdl-evdev-kbd-keycode-d948e/42619 "2023-02-16T07:24:14Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![SDLPushPostBot](https://discourse.libsdl.org/user_avatar/discourse.libsdl.org/sdlpushpostbot/32/4370_2.png) [@SDLPushPostBot](https://discourse.libsdl.org/u/SDLPushPostBot)\
**Post date:** [February 16, 2023, 7:24am UTC](https://discourse.libsdl.org/t/sdl-fix-potential-de-referencing-null-pointer-in-sdl-evdev-kbd-keycode-d948e/42619/1 "2023-02-16T07:24:14Z")

</div>

> <https://github.com/libsdl-org/SDL/commit/d948e6c3c592db7bfdcf14d4e869ff8db238e50a>

```diff
From d948e6c3c592db7bfdcf14d4e869ff8db238e50a Mon Sep 17 00:00:00 2001
From: Sylvain <[EMAIL REDACTED]>
Date: Wed, 15 Feb 2023 22:38:57 +0100
Subject: [PATCH] Fix potential de-referencing null pointer in
 SDL_EVDEV_kbd_keycode()

---
 src/core/freebsd/SDL_evdev_kbd_freebsd.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/freebsd/SDL_evdev_kbd_freebsd.c b/src/core/freebsd/SDL_evdev_kbd_freebsd.c
index be00b1e46feb..a5cedbf14846 100644
--- a/src/core/freebsd/SDL_evdev_kbd_freebsd.c
+++ b/src/core/freebsd/SDL_evdev_kbd_freebsd.c
@@ -476,12 +476,12 @@ void SDL_EVDEV_kbd_keycode(SDL_EVDEV_keyboard_state *kbd, unsigned int keycode,
     unsigned int final_key_state;
     unsigned int map_from_key_sym;
 
- key_map = *kbd->key_map;
-
     if (kbd == NULL) {
         return;
     }
 
+ key_map = *kbd->key_map;
+
     kbd->rep = (down == 2);
 
     if (keycode < NUM_KEYS) {

```