From 86fdb0582c653a9824183679403a85f588260d62 Mon Sep 17 00:00:00 2001 From: Philippe Mathieu-Daudé Date: Mon, 28 Nov 2022 21:27:41 +0100 Subject: hw/display/qxl: Assert memory slot fits in preallocated MemoryRegion Signed-off-by: Philippe Mathieu-Daudé Signed-off-by: Stefan Hajnoczi Message-Id: <20221128202741.4945-6-philmd@linaro.org> --- hw/display/qxl.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/display/qxl.c b/hw/display/qxl.c index 0b21626aad..6772849dec 100644 --- a/hw/display/qxl.c +++ b/hw/display/qxl.c @@ -1384,6 +1384,7 @@ static int qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta, qxl_set_guest_bug(d, "%s: pci_region = %d", __func__, pci_region); return 1; } + assert(guest_end - pci_start <= memory_region_size(mr)); virt_start = (intptr_t)memory_region_get_ram_ptr(mr); memslot.slot_id = slot_id; -- cgit v1.2.3-55-g7522