011f2c26f1
As usual these patches were extracted and rebased from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
25 lines
778 B
Diff
25 lines
778 B
Diff
From c8930bab8d094c5a0c41e17fa0c6f855b93fd0d1 Mon Sep 17 00:00:00 2001
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From: Eric Anholt <eric@anholt.net>
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Date: Mon, 4 Apr 2016 14:25:59 -0700
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Subject: [PATCH] drm/vc4: Fix NULL deref in HDMI init error path
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If you make it here other than through err_destroy_encoder, vc4->hdmi
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is still NULL.
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Signed-off-by: Eric Anholt <eric@anholt.net>
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(cherry picked from commit 5883980313af70aec0ceebaef6ef0709726e5e63)
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---
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drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
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+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
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@@ -573,7 +573,7 @@ err_unprepare_hsm:
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err_unprepare_pix:
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clk_disable_unprepare(hdmi->pixel_clock);
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err_put_i2c:
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- put_device(&vc4->hdmi->ddc->dev);
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+ put_device(&hdmi->ddc->dev);
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return ret;
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}
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