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[Qemu-devel] [PULL 2/3] usb: ohci: fix error return code in servicing td
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From: |
Gerd Hoffmann |
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Subject: |
[Qemu-devel] [PULL 2/3] usb: ohci: fix error return code in servicing td |
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Date: |
Thu, 23 Feb 2017 16:40:13 +0100 |
From: Li Qiang <address@hidden>
It should return 1 if an error occurs when reading td.
This will avoid an infinite loop issue in ohci_service_ed_list.
Signed-off-by: Li Qiang <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <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 21c93e0..fe8406a 100644
--- a/hw/usb/hcd-ohci.c
+++ b/hw/usb/hcd-ohci.c
@@ -1001,7 +1001,7 @@ static int ohci_service_td(OHCIState *ohci, struct
ohci_ed *ed)
if (ohci_read_td(ohci, addr, &td)) {
trace_usb_ohci_td_read_error(addr);
ohci_die(ohci);
- return 0;
+ return 1;
}
dir = OHCI_BM(ed->flags, ED_D);
--
1.8.3.1