6.6-stable review patch. If anyone has any objections, please let me know.
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From: Dave Stevenson dave.stevenson@raspberrypi.com
[ Upstream commit 6b0bd1b02ea24b10522c92b2503981970b26d1a2 ]
Commit 92c17d16476c ("drm/vc4: hvs: Ignore atomic_flush if we're disabled") added a path which returned early without having called drm_dev_exit.
Ensure all paths call drm_dev_exit.
Fixes: 92c17d16476c ("drm/vc4: hvs: Ignore atomic_flush if we're disabled") Tested-by: Marek Szyprowski m.szyprowski@samsung.com Reviewed-by: Maíra Canal mcanal@igalia.com Link: https://patchwork.freedesktop.org/patch/msgid/20241008-drm-vc4-fixes-v1-2-9d... Signed-off-by: Dave Stevenson dave.stevenson@raspberrypi.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/vc4/vc4_hvs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c index 27c8fb9efa854..008352166579e 100644 --- a/drivers/gpu/drm/vc4/vc4_hvs.c +++ b/drivers/gpu/drm/vc4/vc4_hvs.c @@ -583,7 +583,7 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc, }
if (vc4_state->assigned_channel == VC4_HVS_CHANNEL_DISABLED) - return; + goto exit;
if (debug_dump_regs) { DRM_INFO("CRTC %d HVS before:\n", drm_crtc_index(crtc)); @@ -666,6 +666,7 @@ void vc4_hvs_atomic_flush(struct drm_crtc *crtc, vc4_hvs_dump_state(hvs); }
+exit: drm_dev_exit(idx); }