From: Eric Anholt Date: Mon, 4 Apr 2016 21:25:59 +0000 (-0700) Subject: drm/vc4: Fix NULL deref in HDMI init error path X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5883980313af70aec0ceebaef6ef0709726e5e63;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git 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 --- diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index d8b864925fd3..fd2644d231ff 100644 --- 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; }