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- From c8930bab8d094c5a0c41e17fa0c6f855b93fd0d1 Mon Sep 17 00:00:00 2001
- From: Eric Anholt <eric@anholt.net>
- Date: Mon, 4 Apr 2016 14:25:59 -0700
- Subject: [PATCH] drm/vc4: Fix NULL deref in HDMI init error path
- If you make it here other than through err_destroy_encoder, vc4->hdmi
- is still NULL.
- Signed-off-by: Eric Anholt <eric@anholt.net>
- (cherry picked from commit 5883980313af70aec0ceebaef6ef0709726e5e63)
- ---
- drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
- --- a/drivers/gpu/drm/vc4/vc4_hdmi.c
- +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
- @@ -573,7 +573,7 @@ err_unprepare_hsm:
- err_unprepare_pix:
- clk_disable_unprepare(hdmi->pixel_clock);
- err_put_i2c:
- - put_device(&vc4->hdmi->ddc->dev);
- + put_device(&hdmi->ddc->dev);
-
- return ret;
- }
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