From 26f670a244982335cc08943fb1ec099a2c81e42d Mon Sep 17 00:00:00 2001
From: Li Qiang <liqiang6-s@360.cn>
Date: Tue, 7 Feb 2017 03:15:03 -0800
Subject: [PATCH] usb: ohci: fix error return code in servicing iso td
It should return 1 if an error occurs when reading iso td.
This will avoid an infinite loop issue in ohci_service_ed_list.
Signed-off-by: Li Qiang <liqiang6-s@360.cn>
Message-id: 5899ac3e.1033240a.944d5.9a2d@mx.google.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
hw/usb-ohci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/usb-ohci.c b/hw/usb-ohci.c
index c82a92f..2cba3e3 100644
--- a/hw/usb-ohci.c
+++ b/hw/usb-ohci.c
@@ -725,7 +725,7 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed,
if (!ohci_read_iso_td(addr, &iso_td)) {
printf("usb-ohci: ISO_TD read error at %x\n", addr);
- return 0;
+ return 1;
}
starting_frame = OHCI_BM(iso_td.flags, TD_SF);
--
1.8.3.1