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[Qemu-devel] [PATCH 12/14] usb-bus: Don't allow attaching a device to a
From: |
Hans de Goede |
Subject: |
[Qemu-devel] [PATCH 12/14] usb-bus: Don't allow attaching a device to a bus with no free ports |
Date: |
Tue, 31 May 2011 11:35:28 +0200 |
---
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 91f2083..bb040d2 100644
--- a/hw/usb-bus.c
+++ b/hw/usb-bus.c
@@ -179,6 +179,11 @@ static void do_attach(USBDevice *dev)
dev->product_desc);
return;
}
+ if (bus->nfree == 0) {
+ fprintf(stderr, "Warning: tried to attach usb device %s to a bus with
no free ports\n",
+ dev->product_desc);
+ return;
+ }
if (dev->port_path) {
QTAILQ_FOREACH(port, &bus->free, next) {
if (strcmp(port->path, dev->port_path) == 0) {
--
1.7.5.1
- [Qemu-devel] [PATCH 02/14] usb-linux: Get speed from sysfs rather then from the connectinfo ioctl, (continued)
- [Qemu-devel] [PATCH 02/14] usb-linux: Get speed from sysfs rather then from the connectinfo ioctl, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 04/14] usb-linux: Don't do perror when errno is not set, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 05/14] usb-linux: Don't call usb_host_close when usb_host_open fails, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 06/14] usb-linux: Ensure devep != 0, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 03/14] usb-linux: Teach about super speed, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 07/14] usb-linux: If opening a device fails remove it from our filter list, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 08/14] usb-linux: Don't try to open the same device twice, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 10/14] usb-linux: Enlarge buffer for descriptors to 8192 bytes, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 09/14] usb-linux: Don't declare a usbdevice_name, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 11/14] usb-bus: Add knowledge of USB_SPEED_SUPER to usb_speed helper, Hans de Goede, 2011/05/31
- [Qemu-devel] [PATCH 12/14] usb-bus: Don't allow attaching a device to a bus with no free ports,
Hans de Goede <=
- [Qemu-devel] [PATCH 14/14] usb: Proper error propagation for usb_device_attach errors, Hans de Goede, 2011/05/31
- Re: [Qemu-devel] [PATCH 14/14] usb: Proper error propagation for usb_device_attach errors, Michael Tokarev, 2011/05/31
- Re: [Qemu-devel] [PATCH 14/14] usb: Proper error propagation for usb_device_attach errors, Hans de Goede, 2011/05/31
- Re: [Qemu-devel] [PATCH 14/14] usb: Proper error propagation for usb_device_attach errors, Kevin Wolf, 2011/05/31
- Re: [Qemu-devel] [PATCH 14/14] usb: Proper error propagation for usb_device_attach errors, Hans de Goede, 2011/05/31
- Re: [Qemu-devel] [PATCH 14/14] usb: Proper error propagation for usb_device_attach errors, Kevin Wolf, 2011/05/31
- Re: [Qemu-devel] [PATCH 14/14] usb: Proper error propagation for usb_device_attach errors, Hans de Goede, 2011/05/31
[Qemu-devel] [PATCH 13/14] usb-bus: Don't detach non attached devices on device exit, Hans de Goede, 2011/05/31