From 69def03fa1b25514d142397748522e1f88b325cb Mon Sep 17 00:00:00 2001 From: Eric Anholt 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 (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; }