SDL: Re-enable udev joystick enumeration by default

From 65a50b243080ff399232cb51d029fdf02123e1e7 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Wed, 10 Nov 2021 16:15:22 -0800
Subject: [PATCH] Re-enable udev joystick enumeration by default

---
 src/joystick/linux/SDL_sysjoystick.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/joystick/linux/SDL_sysjoystick.c b/src/joystick/linux/SDL_sysjoystick.c
index 9a0a60e1fd..aef8e332e9 100644
--- a/src/joystick/linux/SDL_sysjoystick.c
+++ b/src/joystick/linux/SDL_sysjoystick.c
@@ -631,7 +631,7 @@ LINUX_JoystickInit(void)
 
 #if SDL_USE_LIBUDEV
     if (enumeration_method == ENUMERATION_UNSET) {
-        if (!SDL_GetHintBoolean("SDL_JOYSTICK_DISABLE_UDEV", SDL_FALSE)) {
+        if (SDL_GetHintBoolean("SDL_JOYSTICK_DISABLE_UDEV", SDL_FALSE)) {
             SDL_LogDebug(SDL_LOG_CATEGORY_INPUT,
                          "udev disabled by SDL_JOYSTICK_DISABLE_UDEV");
             enumeration_method = ENUMERATION_FALLBACK;