SDL: n3dsaudio: Patched to compile. (b385d)

SDL Commits
1 
From b385dc3b68b4b6ba1a28c6a8e7349b0271e17b98 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Wed, 30 Aug 2023 19:53:54 -0400
Subject: [PATCH] n3dsaudio: Patched to compile.

---
 src/audio/n3ds/SDL_n3dsaudio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/audio/n3ds/SDL_n3dsaudio.c b/src/audio/n3ds/SDL_n3dsaudio.c
index e5f4bad8cf91..7bb961d07750 100644
--- a/src/audio/n3ds/SDL_n3dsaudio.c
+++ b/src/audio/n3ds/SDL_n3dsaudio.c
@@ -185,7 +185,7 @@ static int N3DSAUDIO_PlayDevice(SDL_AudioDevice *device, const Uint8 *buffer, in
     if (device->hidden->isCancelled ||
         device->hidden->waveBuf[nextbuf].status != NDSP_WBUF_FREE) {
         contextUnlock(device);
-        return;
+        return 0;  // !!! FIXME: is this a fatal error? If so, this should return -1.
     }
 
     device->hidden->nextbuf = (nextbuf + 1) % NUM_BUFFERS;