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Diffstat (limited to 'hw/usb/hcd-musb.c')
-rw-r--r--hw/usb/hcd-musb.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/usb/hcd-musb.c b/hw/usb/hcd-musb.c
index d70a91a58c..85d7796554 100644
--- a/hw/usb/hcd-musb.c
+++ b/hw/usb/hcd-musb.c
@@ -628,11 +628,11 @@ static void musb_packet(MUSBState *s, MUSBEndPoint *ep,
/* A wild guess on the FADDR semantics... */
dev = usb_find_device(&s->port, ep->faddr[idx]);
- uep = usb_ep_get(dev, pid, ep->type[idx] & 0xf);
- id = pid;
- if (uep) {
- id |= (dev->addr << 16) | (uep->nr << 8);
+ if (dev == NULL) {
+ return;
}
+ uep = usb_ep_get(dev, pid, ep->type[idx] & 0xf);
+ id = pid | (dev->addr << 16) | (uep->nr << 8);
usb_packet_setup(&ep->packey[dir].p, pid, uep, 0, id, false, true);
usb_packet_addbuf(&ep->packey[dir].p, ep->buf[idx], len);
ep->packey[dir].ep = ep;