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[Qemu-devel] [PATCH 10/13] usb-bus: Don't allow speed mismatch while att
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH 10/13] usb-bus: Don't allow speed mismatch while attaching devices |
Date: |
Fri, 24 Jun 2011 12:59:32 +0200 |
From: Hans de Goede <address@hidden>
Signed-off-by: Gerd Hoffmann <address@hidden>
---
hw/usb-bus.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/hw/usb-bus.c b/hw/usb-bus.c
index fc72018..2abce12 100644
--- a/hw/usb-bus.c
+++ b/hw/usb-bus.c
@@ -200,6 +200,11 @@ static int do_attach(USBDevice *dev)
} else {
port = QTAILQ_FIRST(&bus->free);
}
+ if (!(port->speedmask & dev->speedmask)) {
+ error_report("Warning: speed mismatch trying to attach usb device %s
to bus %s\n",
+ dev->product_desc, bus->qbus.name);
+ return -1;
+ }
dev->attached++;
QTAILQ_REMOVE(&bus->free, port, next);
--
1.7.1
- [Qemu-devel] [PATCH 02/13] usb-linux: make iso urb count contigurable, (continued)
- [Qemu-devel] [PATCH 02/13] usb-linux: make iso urb count contigurable, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 01/13] usb-linux: add get_endp(), Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 06/13] usb-bus: Don't allow attaching a device to a bus with no free ports, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 05/13] ehci: switch to nanoseconds, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 09/13] usb-linux: allow "compatible" high speed devices to connect at fullspeed, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 08/13] usb: Add a speedmask to devices, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 13/13] usb: ignore USB_DT_DEBUG, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 11/13] hw/usb-ohci.c: Fix handling of remote wakeup corner cases, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 07/13] usb: Proper error propagation for usb_device_attach errors, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 12/13] usb-storage: Turn drive serial into a qdev property usb-storage.serial, Gerd Hoffmann, 2011/06/24
- [Qemu-devel] [PATCH 10/13] usb-bus: Don't allow speed mismatch while attaching devices,
Gerd Hoffmann <=
- Re: [Qemu-devel] [PULL] usb patch queue, Hans de Goede, 2011/06/24
- Re: [Qemu-devel] [PULL] usb patch queue, Anthony Liguori, 2011/06/27