From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E72F6C4167B for ; Tue, 31 Oct 2023 09:23:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343859AbjJaJX1 (ORCPT ); Tue, 31 Oct 2023 05:23:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43312 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343842AbjJaJX0 (ORCPT ); Tue, 31 Oct 2023 05:23:26 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 07BD1DE for ; Tue, 31 Oct 2023 02:23:24 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7AF8EC43391; Tue, 31 Oct 2023 09:23:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1698744203; bh=le0NIsc9aEqzsiDInWRZYjJUTznjx0+La2wuVIa0iK0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SjvT9PbJJHD4n+JGfoHVHv7YKawDc4sbEuTaBjqKQ1pPL4WThVlUXlKuHbLOMwQpX dX/80mtsfZf3e/NICBua34CTR1pUCQQd8vy0g8cK9xY1CnvW0LMxXV2YaZsfoyoa0D OnkWwPPmENMj5YQ5MlaW4vNJUqFzTzpx62EL7Whv8ssRPbO/no7m9N0fVdFFLrmmn5 9n6WgWSvxoUdifxWo7mtqAatz5yc6R7h7RHI5pA+goH7rR4V0OYOkrfP6fcHizhwwp PKOQp49r6tZ4tkFoCFNo8S2oHVf0Hngl/clV9pwI91eRJe2tU0wd6LN4tarrUbdWZF 6BAuIHT+TFhOA== From: Lee Jones To: lee@kernel.org Cc: stable@vger.kernel.org, Bjorn Andersson , Chris Lew , Bjorn Andersson Subject: [PATCH v5.10.y 5/6] rpmsg: glink: Release driver_override Date: Tue, 31 Oct 2023 09:23:00 +0000 Message-ID: <20231031092308.2227611-5-lee@kernel.org> X-Mailer: git-send-email 2.42.0.820.g83a721a137-goog In-Reply-To: <20231031092308.2227611-1-lee@kernel.org> References: <20231031092308.2227611-1-lee@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Bjorn Andersson commit fb80ef67e8ff6a00d3faad4cb348dafdb8eccfd8 upstream. Upon termination of the rpmsg_device, driver_override needs to be freed to avoid leaking the potentially assigned string. Fixes: 42cd402b8fd4 ("rpmsg: Fix kfree() of static memory on setting driver_override") Fixes: 39e47767ec9b ("rpmsg: Add driver_override device attribute for rpmsg_device") Reviewed-by: Chris Lew Signed-off-by: Bjorn Andersson Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/20230109223931.1706429-1-quic_bjorande@quicinc.com Signed-off-by: Lee Jones Change-Id: Ifb8f7c7875d1126860a5a38fb5b9e2388bf1511d --- drivers/rpmsg/qcom_glink_native.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index e776d1bfc9767..28b6ae0e1a2fd 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -1379,6 +1379,7 @@ static void qcom_glink_rpdev_release(struct device *dev) struct glink_channel *channel = to_glink_channel(rpdev->ept); channel->rpdev = NULL; + kfree(rpdev->driver_override); kfree(rpdev); } @@ -1607,6 +1608,7 @@ static void qcom_glink_device_release(struct device *dev) /* Release qcom_glink_alloc_channel() reference */ kref_put(&channel->refcount, qcom_glink_channel_release); + kfree(rpdev->driver_override); kfree(rpdev); } -- 2.42.0.820.g83a721a137-goog