From d9a7df6105967a60d153c8738226a7c5969ef27a Mon Sep 17 00:00:00 2001
From: Rafael Kitover <rkitover@gmail.com>
Date: Mon, 1 Apr 2019 08:42:52 -0700
Subject: [PATCH] fix if statement in SDL sound driver #396

@denisfa found this due to a warning, this should improve the
functionality of the SDL sound driver.

Signed-off-by: Rafael Kitover <rkitover@gmail.com>
---
 src/common/SoundSDL.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/common/SoundSDL.cpp b/src/common/SoundSDL.cpp
index 079c9fd8..2ae9324e 100644
--- a/src/common/SoundSDL.cpp
+++ b/src/common/SoundSDL.cpp
@@ -60,11 +60,12 @@ void SoundSDL::read(uint16_t* stream, int length) {
     if (!initialized || !emulating)
         return;
 
-    if (!buffer_size())
+    if (!buffer_size()) {
         if (should_wait())
             SDL_SemWait(data_available);
         else
             return;
+    }
 
     SDL_LockMutex(mutex);