From ffdc1ed01f21754f524b65abf74c7e73c7dbba47 Mon Sep 17 00:00:00 2001
From: anod <182859762@qq.com>
Date: Mon, 20 Mar 2023 16:37:47 +0800
Subject: [PATCH] =?UTF-8?q?=E5=85=B6=E5=AE=9E=E6=B2=A1=E5=95=A5=E4=BF=AE?=
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---
 source/arm11/open_agb_firm.c | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/source/arm11/open_agb_firm.c b/source/arm11/open_agb_firm.c
index 0b33212..a5cde89 100644
--- a/source/arm11/open_agb_firm.c
+++ b/source/arm11/open_agb_firm.c
@@ -144,19 +144,16 @@ Result dump_rom( u32 size )
 		return res;
 
 	u8 *p = ROM_LOC;
-	while( size > 0 )
+	u32 len;
+	for( u8 *p=ROM_LOC; size > 0; size-=len, p+=len )
 	{
-		u32 len;
-		res = fWrite( file, p, 512, &len );
+		res = fWrite( file, p, 256, &len );
 		if( res != RES_OK )
-			return res;
-		
-		size -= len;
-		p += len;
+			break;
 	}
 	fClose( file );
 
-	return RES_OK;
+	return size > 0 ? res : RES_OK;
 }
 #endif