From nobody Sun Feb 8 02:21:42 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9960A14A60E; Wed, 27 Mar 2024 12:13:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711541594; cv=none; b=HogSyApobftQF7V6C5YNoGebtBDYPxx12nIC86wRwMe5Bk04ycaRMilZOwN4JP7bkwvVD9fOQUQfVgyGNtOJanke9KLKzFAedMz42N/Ah7yH+i2mhH5UXqmDSGQqVRtL0MXFH3Sy6DL1ZG5nbPAbn5xLdIum+4Y11GsQScz6ebA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711541594; c=relaxed/simple; bh=3k9Wr46MD3uT08kscaqdDHwaAGEf0STDD/lddHPSoys=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=rXAcqL2ZZnSGDnSroOSOeYryAWICMPwgC78HtwFIK3lsKUjE3JP4TrRle2OJpqWKpHb4OfPq/MSsh1KUyGhwykOwDmoB1SGc8u/X8RsGwRg90SrdApHpLvYi98NM8jgIPs4IDLAz4tvJrn2AsSKqGarrgVka3jMTWF+ZK+ijReE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iB6akFEn; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="iB6akFEn" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F3ACEC433F1; Wed, 27 Mar 2024 12:13:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711541594; bh=3k9Wr46MD3uT08kscaqdDHwaAGEf0STDD/lddHPSoys=; h=From:To:Cc:Subject:Date:From; b=iB6akFEnUtBFcRT9fPVzQsQd2SgMKkZyZNOOIyQ8g9dTD9fvCzDnWiKuKJzcvPkIq yll+Pqyo23cJofpH6ViOzfbx9Mt+wKXXuMEa/AM6Vj5OooUx4uaA7+oZUY8/1C+vAF Y9QUCjHe4u4KFQ3lYB4Uph/HEAyU+8VVAWMrgN+dbu1utmMI3O7h6jx/r5S6GAAHsz laDgeMGsMhCtz1L5RnD0L5iKeCNqJQJa+SD/sZrv0TitxAen8h0mthmv6PNeyftNmO cZaFbDOVKhyZ0HLZ8VkAFx86sQ5QVgWVK5RPTQmmmC/IofdOs/J0bjFu8oaGzEdro0 UHtAO0B/1e8OA== From: Sasha Levin To: stable@vger.kernel.org, allen.pan@amd.com Cc: Mario Limonciello , Alex Deucher , Charlene Liu , Alex Hung , Daniel Wheeler , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: FAILED: Patch "drm/amd/display: Add a dc_state NULL check in dc_state_release" failed to apply to 6.1-stable tree Date: Wed, 27 Mar 2024 08:13:11 -0400 Message-ID: <20240327121312.2830127-1-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Hint: ignore X-stable: review Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The patch below does not apply to the 6.1-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . Thanks, Sasha Acked-by: Alex Hung Reviewed-by: Charlene Liu Tested-by: Daniel Wheeler ------------------ original commit in Linus's tree ------------------ From 334b56cea5d9df5989be6cf1a5898114fa70ad98 Mon Sep 17 00:00:00 2001 From: Allen Pan Date: Fri, 23 Feb 2024 18:20:16 -0500 Subject: [PATCH] drm/amd/display: Add a dc_state NULL check in dc_state_release [How] Check wheather state is NULL before releasing it. Cc: Mario Limonciello Cc: Alex Deucher Cc: stable@vger.kernel.org Reviewed-by: Charlene Liu Acked-by: Alex Hung Signed-off-by: Allen Pan Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc_state.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_state.c b/drivers/gpu/d= rm/amd/display/dc/core/dc_state.c index 180ac47868c22..5cc7f8da209c5 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_state.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_state.c @@ -334,7 +334,8 @@ static void dc_state_free(struct kref *kref) =20 void dc_state_release(struct dc_state *state) { - kref_put(&state->refcount, dc_state_free); + if (state !=3D NULL) + kref_put(&state->refcount, dc_state_free); } /* * dc_state_add_stream() - Add a new dc_stream_state to a dc_state. --=20 2.43.0