From 29c1c3df1feca9a6f386e20e919f16bb2cafb2f3 Mon Sep 17 00:00:00 2001
From: elad335 <18193363+elad335@users.noreply.github.com>
Date: Sun, 27 Oct 2024 14:50:04 +0200
Subject: [PATCH] sys_event_flag_set: Minor improvement

---
 rpcs3/Emu/Cell/lv2/sys_event_flag.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/rpcs3/Emu/Cell/lv2/sys_event_flag.cpp b/rpcs3/Emu/Cell/lv2/sys_event_flag.cpp
index de5e475b06..c5e3ee9781 100644
--- a/rpcs3/Emu/Cell/lv2/sys_event_flag.cpp
+++ b/rpcs3/Emu/Cell/lv2/sys_event_flag.cpp
@@ -424,6 +424,8 @@ error_code sys_event_flag_set(cpu_thread& cpu, u32 id, u64 bitptn)
 				}
 			}
 
+			dependant_mask &= ~bitptn;
+
 			auto [new_val, ok] = flag->pattern.fetch_op([&](u64& x)
 			{
 				if ((x ^ pattern) & dependant_mask)