From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Damian Kos <dkos@cadence.com>, Heiko Stuebner <heiko@sntech.de>,
Sasha Levin <alexander.levin@microsoft.com>,
dri-devel@lists.freedesktop.org,
linux-rockchip@lists.infradead.org
Subject: [PATCH AUTOSEL 4.14 82/95] drm/rockchip: fix for mailbox read validation.
Date: Tue, 7 May 2019 01:38:11 -0400 [thread overview]
Message-ID: <20190507053826.31622-82-sashal@kernel.org> (raw)
In-Reply-To: <20190507053826.31622-1-sashal@kernel.org>
From: Damian Kos <dkos@cadence.com>
[ Upstream commit e4056bbb6719fe713bfc4030ac78e8e97ddf7574 ]
This is basically the same fix as in
commit fa68d4f8476b ("drm/rockchip: fix for mailbox read size")
but for cdn_dp_mailbox_validate_receive function.
See patchwork.kernel.org/patch/10671981/ for details.
Signed-off-by: Damian Kos <dkos@cadence.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/1542640463-18332-1-git-send-email-dkos@cadence.com
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
---
drivers/gpu/drm/rockchip/cdn-dp-reg.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/rockchip/cdn-dp-reg.c b/drivers/gpu/drm/rockchip/cdn-dp-reg.c
index 0ed7e91471f6..4df201d21f27 100644
--- a/drivers/gpu/drm/rockchip/cdn-dp-reg.c
+++ b/drivers/gpu/drm/rockchip/cdn-dp-reg.c
@@ -113,7 +113,7 @@ static int cdp_dp_mailbox_write(struct cdn_dp_device *dp, u8 val)
static int cdn_dp_mailbox_validate_receive(struct cdn_dp_device *dp,
u8 module_id, u8 opcode,
- u8 req_size)
+ u16 req_size)
{
u32 mbox_size, i;
u8 header[4];
--
2.20.1
prev parent reply other threads:[~2019-05-07 5:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20190507053826.31622-1-sashal@kernel.org>
2019-05-07 5:37 ` [PATCH AUTOSEL 4.14 28/95] drm/sun4i: Set device driver data at bind time for use in unbind Sasha Levin
2019-05-07 5:37 ` [PATCH AUTOSEL 4.14 30/95] gpu: ipu-v3: dp: fix CSC handling Sasha Levin
2019-05-07 5:37 ` [PATCH AUTOSEL 4.14 31/95] drm/imx: don't skip DP channel disable for background plane Sasha Levin
2019-05-07 5:37 ` [PATCH AUTOSEL 4.14 49/95] drm/i915: Disable LP3 watermarks on all SNB machines Sasha Levin
2019-05-07 5:37 ` [PATCH AUTOSEL 4.14 55/95] drm/i915: Downgrade Gen9 Plane WM latency error Sasha Levin
2019-05-07 5:37 ` [PATCH AUTOSEL 4.14 67/95] drm/rockchip: psr: do not dereference encoder before it is null checked Sasha Levin
2019-05-07 5:38 ` Sasha Levin [this message]
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