From: ths <ths@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Sun, 10 Dec 2006 23:07:39 +0000 (+0000)
Subject: Fix sector size overflow, by Herbert Xu.
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=3bcb80f1af107c25bf8c255f3ca88ac467f27a1a;p=qemu.git

Fix sector size overflow, by Herbert Xu.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2237 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/hw/fdc.c b/hw/fdc.c
index 930c0e21b8..073dafa4c8 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -888,7 +888,7 @@ static void fdctrl_start_transfer (fdctrl_t *fdctrl, int direction)
         fdctrl->data_len = fdctrl->fifo[8];
     } else {
 	int tmp;
-        fdctrl->data_len = 128 << fdctrl->fifo[5];
+        fdctrl->data_len = 128 << (fdctrl->fifo[5] > 7 ? 7 : fdctrl->fifo[5]);
         tmp = (cur_drv->last_sect - ks + 1);
         if (fdctrl->fifo[0] & 0x80)
             tmp += cur_drv->last_sect;