[Qemu-devel] [PULL 02/11] usb: ohci: fix error return code in servicing iso td

[Gerd Hoffmann]

From: Li Qiang <address@hidden>

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 <address@hidden>
Message-id: address@hidden
Signed-off-by: Gerd Hoffmann <address@hidden>
---
 hw/usb/hcd-ohci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/usb/hcd-ohci.c b/hw/usb/hcd-ohci.c
index c82a92f..2cba3e3 100644
--- a/hw/usb/hcd-ohci.c
+++ b/hw/usb/hcd-ohci.c
@@ -725,7 +725,7 @@ static int ohci_service_iso_td(OHCIState *ohci, struct 
ohci_ed *ed,
     if (ohci_read_iso_td(ohci, addr, &iso_td)) {
         trace_usb_ohci_iso_td_read_failed(addr);
         ohci_die(ohci);
-        return 0;
+        return 1;
     }
 
     starting_frame = OHCI_BM(iso_td.flags, TD_SF);
-- 
1.8.3.1