From 7bcba8b2d16d058b8f842ecba6882ec47d0068d3 Mon Sep 17 00:00:00 2001
From: leitner <leitner>
Date: Sat, 10 Jan 2004 00:12:18 +0000
Subject: [PATCH] still had bus error :(

---
 io/iob_prefetch.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/io/iob_prefetch.c b/io/iob_prefetch.c
index 5955148..eaa1508 100644
--- a/io/iob_prefetch.c
+++ b/io/iob_prefetch.c
@@ -13,6 +13,7 @@ void iob_prefetch(io_batch* b,uint64 bytes) {
     if (e->type==FROMFILE) {
       char* c,* d;
       uint64 before=bytes;
+      if (e->n<bytes) bytes=e->n;
       if (e->n>=1000000) {
 	long l=e->offset&4095;
 	d=c=mmap(0,bytes,PROT_READ,MAP_SHARED,e->fd,(e->offset|4095)+1);