38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From 487e24442148aa659a53f69db394642a7d93c3c6 Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Thu, 6 Sep 2012 12:03:41 +0200
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Subject: [PATCH 357/366] usb-host: allow emulated (non-async) control
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requests without USBPacket
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xhci needs this for USB_REQ_SET_ADDRESS due to the way
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usb addressing is handled by the xhci hardware.
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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---
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hw/usb/host-linux.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/hw/usb/host-linux.c b/hw/usb/host-linux.c
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index 8df9207..44f1a64 100644
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--- a/hw/usb/host-linux.c
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+++ b/hw/usb/host-linux.c
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@@ -1045,7 +1045,6 @@ static int usb_host_handle_control(USBDevice *dev, USBPacket *p,
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/* Note request is (bRequestType << 8) | bRequest */
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trace_usb_host_req_control(s->bus_num, s->addr, p, request, value, index);
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- assert(p->result == 0);
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switch (request) {
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case DeviceOutRequest | USB_REQ_SET_ADDRESS:
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@@ -1074,6 +1073,7 @@ static int usb_host_handle_control(USBDevice *dev, USBPacket *p,
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}
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/* The rest are asynchronous */
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+ assert(p && p->result == 0);
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if (length > sizeof(dev->data_buf)) {
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fprintf(stderr, "husb: ctrl buffer too small (%d > %zu)\n",
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--
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1.7.12
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