usb: Fix usb-bt-dongle initialization.

Due to an incomplete initialization, adding a usb-bt-dongle device through HMP
or QMP will cause a segmentation fault.

Signed-off-by: Hani Benhabiles <hani@linux.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Hani Benhabiles 2014-06-18 00:23:34 +01:00 committed by Gerd Hoffmann
parent 35e83d10f2
commit c340a284f3

View File

@ -19,6 +19,7 @@
*/
#include "qemu-common.h"
#include "qemu/error-report.h"
#include "hw/usb.h"
#include "hw/usb/desc.h"
#include "sysemu/bt.h"
@ -506,6 +507,14 @@ static int usb_bt_initfn(USBDevice *dev)
usb_desc_create_serial(dev);
usb_desc_init(dev);
s->dev.opaque = s;
if (!s->hci) {
s->hci = bt_new_hci(qemu_find_bt_vlan(0));
}
s->hci->opaque = s;
s->hci->evt_recv = usb_bt_out_hci_packet_event;
s->hci->acl_recv = usb_bt_out_hci_packet_acl;
usb_bt_handle_reset(&s->dev);
s->intr = usb_ep_get(dev, USB_TOKEN_IN, USB_EVT_EP);
return 0;
@ -516,6 +525,7 @@ static USBDevice *usb_bt_init(USBBus *bus, const char *cmdline)
USBDevice *dev;
struct USBBtState *s;
HCIInfo *hci;
const char *name = "usb-bt-dongle";
if (*cmdline) {
hci = hci_init(cmdline);
@ -525,19 +535,17 @@ static USBDevice *usb_bt_init(USBBus *bus, const char *cmdline)
if (!hci)
return NULL;
dev = usb_create_simple(bus, "usb-bt-dongle");
dev = usb_create(bus, name);
if (!dev) {
error_report("Failed to create USB device '%s'", name);
return NULL;
}
s = DO_UPCAST(struct USBBtState, dev, dev);
s->dev.opaque = s;
s->hci = hci;
s->hci->opaque = s;
s->hci->evt_recv = usb_bt_out_hci_packet_event;
s->hci->acl_recv = usb_bt_out_hci_packet_acl;
usb_bt_handle_reset(&s->dev);
if (qdev_init(&dev->qdev) < 0) {
error_report("Failed to initialize USB device '%s'", name);
return NULL;
}
return dev;
}