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 0F6F3CCA47B for ; Tue, 28 Jun 2022 02:29:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244374AbiF1C3Q (ORCPT ); Mon, 27 Jun 2022 22:29:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40030 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244596AbiF1C1a (ORCPT ); Mon, 27 Jun 2022 22:27:30 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B093225C65; Mon, 27 Jun 2022 19:24:56 -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 29E176172F; Tue, 28 Jun 2022 02:24:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DCB83C385A5; Tue, 28 Jun 2022 02:24:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1656383095; bh=anLhliyHGY0kXL0L8OJyHWPAZjs0KG+Pn8XaiHcCoq8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rZGUK2xLFoHic0/3wcr+WLBcDmvRjBCjdkWU1/HRmPI6wRGrQntM7qfpifr52/tB+ oQuQw0+cRLrOQLiNkvflfZz+DclqSTOBYBiJ5g2kKQnvbDo8VF5tHY205+hIqLTx7Z qZgEEWKCh1w/Ui9n+1G41SeyqA8hi7Do18gUup8Il5iCzNkqRUsanh3/0DJh8EwA2m t9lD1cLViVUEt0pakT3sLAtX+TxYRslQEUkqOwJ+tCtcGZva7Udcozd/TQKsHDB2F/ IJZil1Z/87GqrGiIe55YfyVMRGQ7a3smu2j0ytAkl+CJqB6gdZjtaPgq+bNR+1Szna 7zQmBQNiPdvZQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Liang He , Thomas Bogendoerfer , Sasha Levin , john@phrozen.org, linux-mips@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 18/27] mips: ralink: Fix refcount leak in of.c Date: Mon, 27 Jun 2022 22:24:04 -0400 Message-Id: <20220628022413.596341-18-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220628022413.596341-1-sashal@kernel.org> References: <20220628022413.596341-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org From: Liang He [ Upstream commit 48ca54e39173d1ed4c4dc8cf045484014bb26eaf ] In plat_of_remap_node(), plat_of_remap_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore. Signed-off-by: Liang He Signed-off-by: Thomas Bogendoerfer Signed-off-by: Sasha Levin --- arch/mips/ralink/of.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c index e2c71c6c667d..a5ebc376ff11 100644 --- a/arch/mips/ralink/of.c +++ b/arch/mips/ralink/of.c @@ -40,6 +40,8 @@ __iomem void *plat_of_remap_node(const char *node) if (of_address_to_resource(np, 0, &res)) panic("Failed to get resource for %s", node); + of_node_put(np); + if (!request_mem_region(res.start, resource_size(&res), res.name)) -- 2.35.1