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 A0E624156C6; Tue, 13 Oct 2026 12:26:13 +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=1791894374; cv=none; b=cVTeW8o7tQKtevzEGy9bxsW3xYv0e3HtqpT/nK1JjpsaKklumDRinUrAj1F/s01qm8AQHFH9vvVkz07C2itQctidoXVX6NQZDlOUwfdPcftS+n7sqZNloDqeUlLFEbzmMoutHwVMEbkvXuQWDaL8AD0vPsHkYkhEY4rXA/kCyg8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791894374; c=relaxed/simple; bh=EQrobMLbYGCRefuKC2ZsccUbNMtHYJRoL9r4TnoKq0k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=HY6Rl2R0gvPGF54GTgiPwUnWTMmOQGxveblehzI9Z6dhn6Wf1JvfULWcyRV1TqqgtIcq+ZTks5LyE6SMrmb4LrJj4LwWcFMMNQrECx+/Le8ZIBGg5nnf2HTb6yD+AM5ZwTZdozNvVJNbAIC94F3B6/8IkpV6ba6BjLH+GW8pH/8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=bpXsZB5k; 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="bpXsZB5k" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 03D051F00893; Tue, 13 Oct 2026 12:26:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1791894373; bh=8PIhcEQ3PceEBlYn/z5WvUq08+re5/aTfLPhhz06B2k=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=bpXsZB5ku3GAvQGZhK6dzCMp7OIHdXr6I0X8TLxJkIV2mpFca6ykgYvxUPmm1SMXO YKztwl0MFUXHhhvN2x0IzKxi6TGODTGPcamAjkud+JjGXrFK+KxLFWdHdWBV4a/j5D sTKxeIo9H1knJazUoKQdEKB6usfpLwdIlRQNF/2E= 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 6.18 540/621] drm/vc4: Free the BO cache size list on teardown Date: Tue, 13 Oct 2026 13:38:55 +0200 Message-ID: <20261013112933.634604726@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261013112920.855194808@linuxfoundation.org> References: <20261013112920.855194808@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 6.18-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 cd7996592db37..206be4336b0bd 100644 --- a/drivers/gpu/drm/vc4/vc4_bo.c +++ b/drivers/gpu/drm/vc4/vc4_bo.c @@ -1054,6 +1054,7 @@ 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