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 <[email protected]> Message-id: [email protected] Signed-off-by: Gerd Hoffmann <[email protected]>
zhugh2333 · Feb 21, 2017 · 26f670a · 26f670a
1 parent d710e1e
commit 26f670a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git 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);