4820dec00a
fix CVE-2020-15469 Add digprog mmio write method to avoid assert failure during initialisation. Reviewed-by: Li Qiang <liq3ea@gmail.com> Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> Signed-off-by: Jiajie Li <lijiajie11@huawei.com>
42 lines
1.2 KiB
Diff
42 lines
1.2 KiB
Diff
From 5979338f8fb4562f7af32c58b7e7542d7396954e Mon Sep 17 00:00:00 2001
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From: Prasad J Pandit <pjp@fedoraproject.org>
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Date: Thu, 25 Mar 2021 17:29:28 +0800
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Subject: [PATCH] imx7-ccm: add digprog mmio write method
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fix CVE-2020-15469
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Add digprog mmio write method to avoid assert failure during
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initialisation.
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Reviewed-by: Li Qiang <liq3ea@gmail.com>
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Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
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Signed-off-by: Jiajie Li <lijiajie11@huawei.com>
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---
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hw/misc/imx7_ccm.c | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/hw/misc/imx7_ccm.c b/hw/misc/imx7_ccm.c
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index d9bdcf1027..831311a7c8 100644
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--- a/hw/misc/imx7_ccm.c
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+++ b/hw/misc/imx7_ccm.c
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@@ -130,8 +130,15 @@ static const struct MemoryRegionOps imx7_set_clr_tog_ops = {
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},
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};
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+static void imx7_digprog_write(void *opaque, hwaddr addr,
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+ uint64_t data, unsigned size)
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+{
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+ qemu_log_mask(LOG_UNIMP, "%s not implemented\n", __func__);
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+}
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+
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static const struct MemoryRegionOps imx7_digprog_ops = {
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.read = imx7_set_clr_tog_read,
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+ .write = imx7_digprog_write,
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.endianness = DEVICE_NATIVE_ENDIAN,
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.impl = {
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.min_access_size = 4,
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--
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2.27.0
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