32 lines
1.1 KiB
Diff
32 lines
1.1 KiB
Diff
From 77af3f7f295a8b775adac7191a76136e779ac1c3 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= <philmd@linaro.org>
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Date: Mon, 28 Nov 2022 21:27:41 +0100
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Subject: [PATCH 5/5] hw/display/qxl: Assert memory slot fits in preallocated
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MemoryRegion
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
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Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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Message-Id: <20221128202741.4945-6-philmd@linaro.org>
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---
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hw/display/qxl.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/hw/display/qxl.c b/hw/display/qxl.c
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index b34f2bd9b1..5a923d30de 100644
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--- a/hw/display/qxl.c
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+++ b/hw/display/qxl.c
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@@ -1400,6 +1400,7 @@ static int qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta,
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qxl_set_guest_bug(d, "%s: pci_region = %d", __func__, pci_region);
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return 1;
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}
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+ assert(guest_end - pci_start <= memory_region_size(mr));
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virt_start = (intptr_t)memory_region_get_ram_ptr(mr);
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memslot.slot_id = slot_id;
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--
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2.27.0
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