From 39c958bbaaf00069a42942c7c1b23df24eabaabc Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Fri, 29 May 2020 14:48:39 -0700
Subject: [PATCH] Initialize the raw_map before getting controller mappings
 from the driver

---
 src/joystick/SDL_gamecontroller.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/joystick/SDL_gamecontroller.c b/src/joystick/SDL_gamecontroller.c
index 9bf688acf..80a6d0397 100644
--- a/src/joystick/SDL_gamecontroller.c
+++ b/src/joystick/SDL_gamecontroller.c
@@ -1193,6 +1193,8 @@ static ControllerMapping_t *SDL_PrivateGetControllerMapping(int device_index)
     mapping = SDL_PrivateGetControllerMappingForNameAndGUID(name, guid);
     if (!mapping) {
         SDL_GamepadMapping raw_map;
+
+        SDL_zero(raw_map);
         if (SDL_PrivateJoystickGetAutoGamepadMapping(device_index, &raw_map)) {
             mapping = SDL_PrivateGenerateAutomaticControllerMapping(name, guid, &raw_map);
         }