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-rw-r--r--hw/usb/hcd-xhci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index f7f9fed737..88660e85b7 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -1151,7 +1151,7 @@ static void xhci_reset_streams(XHCIEPContext *epctx)
static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base)
{
assert(epctx->pstreams == NULL);
- epctx->nr_pstreams = 2 << (epctx->max_pstreams + 1);
+ epctx->nr_pstreams = 2 << epctx->max_pstreams;
epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base);
}