From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793213858; b=tZ8SW9heDgu69n/MnLQch41MZQRprYiChtQWwqkJxEj28fMvfJfd9JsXjmh6DkJSnHED iLxhUC6JacAQqus17tQttrlN3zKxUJl5iMVl0aGbJPvgjSai9lXiqI/xIdKdYm8MBxZAu IXtx0Uki5KhY7lkkpPl5qT+2yJLffM7u3f5Bbhop+q+6Hkd2AqiURJ40C0eyYngSd7Oby ZGofYnLplNkdalgWGk1P6LS9yQtJdXbiJiG2TudrYV92cw1bQFOJ/ftx77yl8FJpSoUkq 8PFQl+t/evNwvy5FIZEEMdFlslDgAFi9/HAtGApG3m/ep5oK4LXHZOeC2nkYpuOinww== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793213858; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=tXZZcEseIwLawWvOv24PDfplxQIl30Z//K6yA32FB+0=; b=n2/6VyntDEA/tITuvtd9nAgzccVzquz1X9mFmBmrI8Qnh5NbF6+9q2oEPzpU2HfFXuSY pnldrZPxoXNYW85FCQcId9MiAUt28JRPf2rBmANjmqMnSqIKWVa5iUo1mOH83PFO9WziX RQeQzeHq+mLyYZWyx9VEU2Ph4WyXb32D8sT8OENc1vsY8WucjD7xfL/bREUfnkPnN6e5S fHtS3RamUdOZquixeoswhMDk1zFRFetLbE6QuFyL86ufU2EJgRCI2LlKxOgZsVfXk1an7 FTaYsXiZ4k/gwP9kRrm2o/+/Ypyb3pjwj/hisiQolDf9UH5CyP5yOChDIP8PD6jOYgA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b="cu//Zz5e"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 16133606A31C; Wed, 28 Oct 2026 18:57:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=cu//Zz5e Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6F16B1F01825; Wed, 28 Oct 2026 18:57:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793213857; bh=tXZZcEseIwLawWvOv24PDfplxQIl30Z//K6yA32FB+0=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=cu//Zz5etDC9fmI8mwFKQ2EfH0k++ADKHkxUfyqpYGhrGP8e3jS/qBsuCm9kfQbfm VkiAnPQWzIX19zv3IButJYa3zklvQNDsFOiFwaYQDQnCa+2EWbAg1hbiHyE/Owow8q rGK+0XnjR233rNI+b7k0gjWfITawXrZVgHF0JAUs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Alex Hung , Rodrigo Siqueira , Tom Chung , Hersen Wu , Daniel Wheeler , Alex Deucher , Sasha Levin Subject: [PATCH 6.1 0653/1887] drm/amd/display: Add missing NULL pointer check within dpcd_extend_address_range Date: Wed, 28 Oct 2026 17:45:49 +0100 Message-ID: <20261028170514.272129485@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261028170459.200466217@linuxfoundation.org> References: <20261028170459.200466217@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Hersen Wu [ Upstream commit 5524fa301ba649f8cf00848f91468e0ba7e4f24c ] [Why & How] ASSERT if return NULL from kcalloc. Reviewed-by: Alex Hung Reviewed-by: Rodrigo Siqueira Acked-by: Tom Chung Signed-off-by: Hersen Wu Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c index 5ec6f079b08c4..f3838286c1725 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpcd.c @@ -162,6 +162,7 @@ static void dpcd_extend_address_range( *out_address = new_addr_range.start; *out_size = ADDRESS_RANGE_SIZE(new_addr_range.start, new_addr_range.end); *out_data = kcalloc(*out_size, sizeof(**out_data), GFP_KERNEL); + ASSERT(*out_data); } } -- 2.53.0