From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 3D294389104; Tue, 13 Oct 2026 11:55:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791892504; cv=none; b=HzktbqvzROfzXrFilj8sZ1nRI/4Tlo9DYu4rqo7RXl299pVSnuX/LbnBKK7oJIwmnadhjICLLbh6SNixHOPvli5cOeTKp/j68fwa056sRDPUIWGBQER0ulVknvBjeqcXS0zaAhFRG3xXZqhKp7v3cvg2B66cTMATEXkLbp4+Cew= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791892504; c=relaxed/simple; bh=kjDWWl77X4QsbFh/ccE3ag5Sz/6WkUcAzQpRCPW3eZY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=F5GzCUjZsbhnJSaVcc4RlPmQ1mOA0Wpp44rbAT6T8/Sn7jeTugDaZs4IG0roQyKixiVlhgS4Q18cnW5Sp1u+PBEEojYeo4gb4H+mYnYUTOthOza75ScYVXv5BjOtAZqrnJVzm5E8vt76KhOmZQ2OOjUaGnpE93kNF0bdPw2EfNQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=MwMKoL44; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="MwMKoL44" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 90F8B1F000FF; Tue, 13 Oct 2026 11:55:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1791892503; bh=3mTPe1cUHN1EgwpvmXchjR91ctlOTy5tmcMxho9ZLCY=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=MwMKoL44pOdVe6OZNc45aKYqPUJWY2LHzVVCwv4p1mINWy5lSGsSgFQw9FdlrUxoV cJothCgo7VQUbP1gA0KxRauNaZShNC/MJafuhzEEx7ZNGgudMWE6O8+ALogoQGkaFL +c8jbTWa3H7cGBYExU5v4b82R39x64j+y19DacPo= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thadeu Lima de Souza Cascardo , =?UTF-8?q?Ma=C3=ADra=20Canal?= , Sasha Levin Subject: [PATCH 7.2 195/281] drm/vc4: Free the BO cache size list on teardown Date: Tue, 13 Oct 2026 13:38:31 +0200 Message-ID: <20261013112859.896715104@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261013112855.045212108@linuxfoundation.org> References: <20261013112855.045212108@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 7.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: Maíra Canal [ Upstream commit b41ff8b529278216cba22a5dcdc93fea2a3a9619 ] vc4_bo_cache_destroy() purges the cached BOs but never frees the size list, leaking it on every unbind. Fixes: c826a6e10644 ("drm/vc4: Add a BO cache.") Assisted-by: LLM Reviewed-by: Thadeu Lima de Souza Cascardo Link: https://patch.msgid.link/20260930190721.1897264-1-mcanal@igalia.com Signed-off-by: Maíra Canal Signed-off-by: Sasha Levin --- drivers/gpu/drm/vc4/vc4_bo.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/vc4/vc4_bo.c b/drivers/gpu/drm/vc4/vc4_bo.c index 49ea2ed0996b4..ea1be891ac781 100644 --- a/drivers/gpu/drm/vc4/vc4_bo.c +++ b/drivers/gpu/drm/vc4/vc4_bo.c @@ -1052,6 +1052,7 @@ static void vc4_bo_cache_destroy(struct drm_device *dev, void *unused) cancel_work_sync(&vc4->bo_cache.time_work); vc4_bo_cache_purge(dev); + kfree(vc4->bo_cache.size_list); for (i = 0; i < vc4->num_labels; i++) { if (vc4->bo_labels[i].num_allocated) { -- 2.53.0