From 71768571775ff989a577a773574f5f5bdeb14d33 Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Mon, 7 Oct 2019 19:09:57 -0400
Subject: [PATCH] Kernel: Corrections to
 ModifyByWaitingCountAndSignalToAddressIfEqual

---
 src/core/hle/kernel/address_arbiter.cpp | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/src/core/hle/kernel/address_arbiter.cpp b/src/core/hle/kernel/address_arbiter.cpp
index 4c1d3fd18..de0a9064e 100644
--- a/src/core/hle/kernel/address_arbiter.cpp
+++ b/src/core/hle/kernel/address_arbiter.cpp
@@ -91,12 +91,20 @@ ResultCode AddressArbiter::ModifyByWaitingCountAndSignalToAddressIfEqual(VAddr a
 
     // Determine the modified value depending on the waiting count.
     s32 updated_value;
-    if (waiting_threads.empty()) {
-        updated_value = value + 1;
-    } else if (num_to_wake <= 0 || waiting_threads.size() <= static_cast<u32>(num_to_wake)) {
-        updated_value = value - 1;
+    if (num_to_wake <= 0) {
+        if (waiting_threads.empty()) {
+            updated_value = value + 1;
+        } else {
+            updated_value = value - 1;
+        }
     } else {
-        updated_value = value;
+        if (waiting_threads.empty()) {
+            updated_value = value + 1;
+        } else if (waiting_threads.size() <= static_cast<u32>(num_to_wake)) {
+            updated_value = value - 1;
+        } else {
+            updated_value = value;
+        }
     }
 
     if (static_cast<s32>(Memory::Read32(address)) != value) {