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=1793211482; b=SpTuk8bn41L3+sflcn5HwE9GVODplHlf9zQ6EGy5QXSJvevruUoy7yGCJOQc1jGJik8F KNFAIvdbRwmBDoJ49EW3lcbptoCpT5sXgBUzDfi739uRT/q6+PHhMkI3n4tXe6f6h0oOR Ps+mXnSlxUc8wB90OT63n1bF61o/4aecbwnPCNCjpV/oVp9O/Il5R2XyqNRA6bvEW8QH1 QkZvIC7nO7qHQBIiGf3KL1q2Yh6wLHbrqua0PsOHOQ0BVcVbo+XZHiaU9/T8Zgq6MmQQS E+dRCvEjE2OuwGm7gu28W/sPQzTyGuIUxeILqtFph0r9eHbLJdKHZF5X0uD3LZ7qMsA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793211482; 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-Type:Content-Transfer-Encoding; bh=IentTWjEdXcIZZXuWYl12iJo4HmRDhvR2LFqtyNqh5o=; b=5fUhswtrbrHMUrUd3J2FHvQXwQR/UvrYMP9au57HrHvR5ZsAuFnvHqqmAtevj+u1BRoh nThqrgWX6DhrO9e1Rt0Ota8IMAhcPTJ/4ZC77BtXT3vkXUIV+Ul8rijRHtH+/Yxjl62LC Kj4Dp8YPVeGC2ezvvp3/+VZ/i7RVeVqhHCjgQ2Wwx3VNLQv42yuJPWMGDwFxYV1aN38J/ vhlRdiLxEp0tKTnE/EoxEV3Av2H5Q0HYzCAAXlsDYHvTPxzwoggZXy2pzo0mnDwPKiNq+ Bbg/xeOOJ3awLaHVQitg38rHsb4cgHnPbR7qh9PW63aqx7JrMrqDBYd1p9wj56014ew== 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=OUZIrKv5; 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 B85B0606A31F; Wed, 28 Oct 2026 18:18:01 +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=OUZIrKv5 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1506F1F01825; Wed, 28 Oct 2026 18:18:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793211481; bh=IentTWjEdXcIZZXuWYl12iJo4HmRDhvR2LFqtyNqh5o=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=OUZIrKv5Ac1gGDNgHWsZzNZS49KjUIYHtyab52AuXK3Bqi1K+324cuRAgUMywJNtr pMUhj/8I7y64cNUGEQeNFX0ybvid4zE9Uaq66iBTO4EbG/jhu/37BcIzn6iedgSRHh cR1xo3+ru4THfOt5FohzY7XP97T/BCQSdMOsF5S4= 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 5.15 393/571] drm/vc4: Free the BO cache size list on teardown Date: Wed, 28 Oct 2026 17:59:00 +0100 Message-ID: <20261028170017.339124777@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261028170008.009143722@linuxfoundation.org> References: <20261028170008.009143722@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-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 5.15-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 4703f180cde60..f09f1f062e31b 100644 --- a/drivers/gpu/drm/vc4/vc4_bo.c +++ b/drivers/gpu/drm/vc4/vc4_bo.c @@ -994,6 +994,7 @@ 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