From c340a284f382a5f40774521f41b4bade76ddfa58 Mon Sep 17 00:00:00 2001 From: Hani Benhabiles Date: Wed, 18 Jun 2014 00:23:34 +0100 Subject: 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 Reviewed-by: Paolo Bonzini Signed-off-by: Gerd Hoffmann --- hw/usb/dev-bluetooth.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) (limited to 'hw/usb/dev-bluetooth.c') diff --git a/hw/usb/dev-bluetooth.c b/hw/usb/dev-bluetooth.c index a9661d2801..a76e58191e 100644 --- a/hw/usb/dev-bluetooth.c +++ b/hw/usb/dev-bluetooth.c @@ -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; } -- cgit v1.2.1