From: Imre Deak <imre.deak@intel.com>
To: Kory Maincent <kory.maincent@bootlin.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>,
Rodrigo Vivi <rodrigo.vivi@intel.com>,
Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
Tvrtko Ursulin <tursulin@ursulin.net>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Chris Wilson <chris@chris-wilson.co.uk>,
Eric Anholt <eric@anholt.net>, Dave Airlie <airlied@redhat.com>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
Louis Chauvet <louis.chauvet@bootlin.com>,
Mark Yacoub <markyacoub@google.com>,
Sean Paul <seanpaul@google.com>,
<intel-gfx@lists.freedesktop.org>,
<intel-xe@lists.freedesktop.org>,
<dri-devel@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>,
"Simona Vetter" <simona.vetter@ffwll.ch>,
<stable@vger.kernel.org>
Subject: Re: [PATCH 3/3] drm/i915/display/intel_dp: Drop redundant intel_dp_aux_fini() on init failure
Date: Wed, 3 Jun 2026 14:58:51 +0300 [thread overview]
Message-ID: <aiAW-48pIjBR2PKR@ideak-desk.lan> (raw)
In-Reply-To: <20260603-fix_i915-v1-3-7479ff64e705@bootlin.com>
On Wed, Jun 03, 2026 at 10:59:54AM +0200, Kory Maincent wrote:
> intel_dp_aux_fini() is already invoked via intel_dp_encoder_flush_work()
> in the encoder destroy path (intel_dp_encoder_destroy() and
> intel_ddi_encoder_destroy()). Calling it explicitly when
> intel_edp_init_connector() fails before jumping to the fail label
> therefore results in a double invocation. Drop the redundant call.
Could you please describe the exact call chain leading to
intel_dp_encoder_flush_work() if intel_dp_init_connector() fails?
> Cc: stable@vger.kernel.org
> Fixes: c191eca110a37 ("drm/i915: Move intel_connector->unregister to connector->early_unregister")
> Signed-off-by: Kory Maincent <kory.maincent@bootlin.com>
> ---
> drivers/gpu/drm/i915/display/intel_dp.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
> index f01a6eed38395..f4fab568172f4 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> @@ -7310,10 +7310,8 @@ intel_dp_init_connector(struct intel_digital_port *dig_port,
> connector->get_hw_state = intel_connector_get_hw_state;
> connector->sync_state = intel_dp_connector_sync_state;
>
> - if (!intel_edp_init_connector(intel_dp, connector)) {
> - intel_dp_aux_fini(intel_dp);
> + if (!intel_edp_init_connector(intel_dp, connector))
> goto fail;
> - }
>
> intel_dp_set_source_rates(intel_dp);
> intel_dp_set_common_rates(intel_dp);
>
> --
> 2.43.0
>
next prev parent reply other threads:[~2026-06-03 11:59 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-03 8:59 [PATCH 0/3] drm/i915: Fix double cleanup in error paths Kory Maincent
2026-06-03 8:59 ` [PATCH 1/3] drm/i915/display/intel_sdvo: Fix double connector destroy " Kory Maincent
2026-06-04 1:52 ` Claude review: " Claude Code Review Bot
2026-06-03 8:59 ` [PATCH 2/3] drm/i915/display/intel_lvds: Drop redundant manual cleanup on init failure Kory Maincent
2026-06-04 1:52 ` Claude review: " Claude Code Review Bot
2026-06-03 8:59 ` [PATCH 3/3] drm/i915/display/intel_dp: Drop redundant intel_dp_aux_fini() " Kory Maincent
2026-06-03 11:58 ` Imre Deak [this message]
2026-06-04 1:52 ` Claude review: " Claude Code Review Bot
2026-06-03 16:35 ` [PATCH 0/3] drm/i915: Fix double cleanup in error paths Kory Maincent
2026-06-04 1:52 ` Claude review: " Claude Code Review Bot
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