From fc55d2b81b67932fcb5b7a5442c293a1677c6a60 Mon Sep 17 00:00:00 2001
From: shenweip <1037567878@qq.com>
Date: Wed, 18 Mar 2020 16:58:07 +0800
Subject: [PATCH] Correcting return value of some mipscalls without after
 action.

---
 Core/HLE/sceFont.cpp | 6 +++++-
 Core/HLE/sceNet.cpp  | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/Core/HLE/sceFont.cpp b/Core/HLE/sceFont.cpp
index fc17be3e28..9ded47ea99 100644
--- a/Core/HLE/sceFont.cpp
+++ b/Core/HLE/sceFont.cpp
@@ -961,6 +961,7 @@ static int sceFontDoneLib(u32 fontLibHandle) {
 	INFO_LOG(SCEFONT, "sceFontDoneLib(%08x)", fontLibHandle);
 	FontLib *fl = GetFontLib(fontLibHandle);
 	if (fl) {
+		currentMIPS->r[MIPS_REG_V0] = 0;
 		fl->Done();
 	}
 	return 0;
@@ -1094,8 +1095,10 @@ static int sceFontClose(u32 fontHandle) {
 	if (font) {
 		DEBUG_LOG(SCEFONT, "sceFontClose(%x)", fontHandle);
 		FontLib *fontLib = font->GetFontLib();
-		if (fontLib)
+		if (fontLib) {
+			currentMIPS->r[MIPS_REG_V0] = 0;
 			fontLib->CloseFont(font);
+		}
 	} else
 		ERROR_LOG(SCEFONT, "sceFontClose(%x) - font not open?", fontHandle);
 	return 0;
@@ -1420,6 +1423,7 @@ static int sceFontFlush(u32 fontHandle) {
 		return ERROR_FONT_INVALID_PARAMETER;
 	}
 
+	currentMIPS->r[MIPS_REG_V0] = 0;
 	font->GetFontLib()->flushFont();
 
 	return 0;
diff --git a/Core/HLE/sceNet.cpp b/Core/HLE/sceNet.cpp
index 3bf1a70cbc..6bc9ff004f 100644
--- a/Core/HLE/sceNet.cpp
+++ b/Core/HLE/sceNet.cpp
@@ -474,6 +474,7 @@ static int sceNetApctlDisconnect() {
 	ERROR_LOG(SCENET, "UNIMPL %s()", __FUNCTION__);
 	// Like its 'sister' function sceNetAdhocctlDisconnect, we need to alert Apctl handlers that a disconnect took place
 	// or else games like Phantasy Star Portable 2 will hang at certain points (e.g. returning to the main menu after trying to connect to PSN).
+	currentMIPS->r[MIPS_REG_V0] = 0;
 	__UpdateApctlHandlers(0, 0, PSP_NET_APCTL_EVENT_DISCONNECT_REQUEST, 0);
 	return 0;
 }