From patchwork Mon Oct 2 07:04:36 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dan Carpenter X-Patchwork-Id: 13405603 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 45641E784A5 for ; Mon, 2 Oct 2023 07:04:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235641AbjJBHEq (ORCPT ); Mon, 2 Oct 2023 03:04:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53642 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235626AbjJBHEp (ORCPT ); Mon, 2 Oct 2023 03:04:45 -0400 Received: from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com [IPv6:2a00:1450:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC96FB7 for ; Mon, 2 Oct 2023 00:04:41 -0700 (PDT) Received: by mail-wr1-x42c.google.com with SMTP id ffacd0b85a97d-32483535e51so4162476f8f.0 for ; Mon, 02 Oct 2023 00:04:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1696230280; x=1696835080; darn=vger.kernel.org; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :from:to:cc:subject:date:message-id:reply-to; bh=S7ijRdP/7w6YuyMyRRQZzwnMWCZUlvsf+At2pKxS9oA=; b=TJLEzUQ51CsBW31A8R8VKBpzY9o/tgTYx+meecwuCsWKldc7bIaXW+lOVXlmaBHh4M kNTaSFoGLJiUiCD0vTHNvuNKXckXuORu8ZBZURhgbsaJxOd/i6yG67+2nzakHNQi4PHd tWOHPGap505zKlB7jxEhZrPHAZG/qqlMS4HOswi/W0+dIFYDZTvwt6xOs3GVTMLktlfV lF5BVX+n2lrxRbaoyU16QxVm9fWvVyjLI6vN/DaMBAS4LPMgdW5QCqkbrys3+sr2B7au v5w/ikyV68gMMxVdqqtbFMo+SzBpxQAvDvyTimSahI7FYWzCqtqUbpzrmV9ltcUvnZQG T/KQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696230280; x=1696835080; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=S7ijRdP/7w6YuyMyRRQZzwnMWCZUlvsf+At2pKxS9oA=; b=cPs+60kTNwyaAGomWxBbCeqBOdelh0lwCZiEuZbJrhv0zrkaW+LaKTQjJSrWzci3GK hWWSF5WcTOr2KZKa4Gliq4dqcWA5D/i7G5N/r8IHqpq5QIUmD4DxEQECfDLVK1k2PrxI kg+tlPmK0PLiYCTizTcWAA94D3XndqxG0H0Hiu4ov5vHdVecjPTm2Z+D1c6Nk9WVFWgq WCFLjKZZ3HH0HOuc6lxFzbqnPHqOHlOeWn840AXb6UTeouYlsS4RRWld/mYnwbziNUhZ 8XhvLJ2pbq2+HW9S0ZM1lLLFOk0SxGrjJ7N5ZOSFohTf0KLznp13iNpmcpsaDyq+D5nr pS9g== X-Gm-Message-State: AOJu0YwZSWlXfFV8RkQeQ9TPv2P4VKTN4gImKmssY3Fls2fG+zrMIt3f FhrfsmrhXwl9JRQAZbuJ4k6zIA== X-Google-Smtp-Source: AGHT+IFsiV7LuyeR2PhowHbyLrLUsKqyjEGfArvG7roW2WS/P1f6n1ITL262F7Y4H8H+JiPhkc6Cfw== X-Received: by 2002:a05:6000:110c:b0:313:f0d7:a43 with SMTP id z12-20020a056000110c00b00313f0d70a43mr8788075wrw.23.1696230280362; Mon, 02 Oct 2023 00:04:40 -0700 (PDT) Received: from localhost ([102.36.222.112]) by smtp.gmail.com with ESMTPSA id ay13-20020a5d6f0d000000b003179b3fd837sm20220121wrb.33.2023.10.02.00.04.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Oct 2023 00:04:40 -0700 (PDT) Date: Mon, 2 Oct 2023 10:04:36 +0300 From: Dan Carpenter To: Tero Kristo Cc: Tero Kristo , Michael Turquette , Stephen Boyd , Tony Lindgren , Dario Binacchi , linux-omap@vger.kernel.org, linux-clk@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH] clk: ti: fix double free in of_ti_divider_clk_setup() Message-ID: <6d36eeec-6c8a-4f11-a579-aa3cd7c38749@moroto.mountain> MIME-Version: 1.0 Content-Disposition: inline X-Mailer: git-send-email haha only kidding Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org The "div" pointer is freed in _register_divider() and again in of_ti_divider_clk_setup(). Delete the free in _register_divider() Fixes: fbbc18591585 ("clk: ti: divider: cleanup _register_divider and ti_clk_get_div_table") Signed-off-by: Dan Carpenter Reviewed-by: Tony Lindgren --- drivers/clk/ti/divider.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/drivers/clk/ti/divider.c b/drivers/clk/ti/divider.c index 768a1f3398b4..5d5bb123ba94 100644 --- a/drivers/clk/ti/divider.c +++ b/drivers/clk/ti/divider.c @@ -309,7 +309,6 @@ static struct clk *_register_divider(struct device_node *node, u32 flags, struct clk_omap_divider *div) { - struct clk *clk; struct clk_init_data init; const char *parent_name; const char *name; @@ -326,12 +325,7 @@ static struct clk *_register_divider(struct device_node *node, div->hw.init = &init; /* register the clock */ - clk = of_ti_clk_register(node, &div->hw, name); - - if (IS_ERR(clk)) - kfree(div); - - return clk; + return of_ti_clk_register(node, &div->hw, name); } int ti_clk_parse_divider_data(int *div_table, int num_dividers, int max_div,