From 76cdb63bc614af80266a3812b4cbaf9787f6388c Mon Sep 17 00:00:00 2001
From: SarahW <SarahW@localhost>
Date: Fri, 3 Mar 2017 19:38:00 +0000
Subject: [PATCH] Fix missing check on PS/2 Model 30-286 ROM load - fixes crash
 when no ROMs present. Patch from AmatCoder.

---
 src/mem.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mem.c b/src/mem.c
index f31d25b..788e3c0 100644
--- a/src/mem.c
+++ b/src/mem.c
@@ -620,6 +620,7 @@ int loadbios()
 				
 		case ROM_IBMPS2_M30_286:
                 f = romfopen("roms/ibmps2_m30_286/33f5381a.bin", "rb");
+                if (!f) break;
                 fread(rom, 0x20000, 1, f);                
                 fclose(f);
                 biosmask = 0x1ffff;