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 4290FC00140 for ; Mon, 15 Aug 2022 19:08:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245758AbiHOTIT (ORCPT ); Mon, 15 Aug 2022 15:08:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60548 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242806AbiHOTE1 (ORCPT ); Mon, 15 Aug 2022 15:04:27 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 744732A415; Mon, 15 Aug 2022 11:34:15 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 083A461024; Mon, 15 Aug 2022 18:34:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0A22DC433C1; Mon, 15 Aug 2022 18:34:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660588454; bh=Y2YVxMxFUYn+u8NnVUBKFgPVl4Mn/bDpZE1Y3UP0Zr4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bkgFwWL5lTdwxXBrSTV6pnBu8ITiprsS7aqwvSFqyovpQURhp/qrKaQe9jlKhck49 Ri4z0ZvN75OyxOCCAHzZ794sizg0pBMg+0AcsJ9CGXsCs8sglLIYz7t2c2V+KHAbRA 7ImMldNQ8g6ai8VGSdsRTXLYlfnp1Ilgdo38NptM= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miaoqian Lin , Linus Walleij , Miquel Raynal , Sasha Levin Subject: [PATCH 5.15 391/779] mtd: maps: Fix refcount leak in ap_flash_init Date: Mon, 15 Aug 2022 20:00:35 +0200 Message-Id: <20220815180354.002946786@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180337.130757997@linuxfoundation.org> References: <20220815180337.130757997@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Miaoqian Lin [ Upstream commit 77087a04c8fd554134bddcb8a9ff87b21f357926 ] of_find_matching_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak. Fixes: b0afd44bc192 ("mtd: physmap_of: add a hook for Versatile write protection") Signed-off-by: Miaoqian Lin Reviewed-by: Linus Walleij Signed-off-by: Miquel Raynal Link: https://lore.kernel.org/linux-mtd/20220523143255.4376-1-linmq006@gmail.com Signed-off-by: Sasha Levin --- drivers/mtd/maps/physmap-versatile.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/mtd/maps/physmap-versatile.c b/drivers/mtd/maps/physmap-versatile.c index 297a50957356..a1b8b7b25f88 100644 --- a/drivers/mtd/maps/physmap-versatile.c +++ b/drivers/mtd/maps/physmap-versatile.c @@ -93,6 +93,7 @@ static int ap_flash_init(struct platform_device *pdev) return -ENODEV; } ebi_base = of_iomap(ebi, 0); + of_node_put(ebi); if (!ebi_base) return -ENODEV; -- 2.35.1