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 X-Spam-Level: X-Spam-Status: No, score=-8.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 48045C31E40 for ; Sat, 3 Aug 2019 12:48:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1A3E82075C for ; Sat, 3 Aug 2019 12:48:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="jA7Ho25H" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390407AbfHCMs4 (ORCPT ); Sat, 3 Aug 2019 08:48:56 -0400 Received: from mail-pf1-f194.google.com ([209.85.210.194]:41885 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390396AbfHCMs4 (ORCPT ); Sat, 3 Aug 2019 08:48:56 -0400 Received: by mail-pf1-f194.google.com with SMTP id m30so37385771pff.8 for ; Sat, 03 Aug 2019 05:48:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=mPBzboYRcSiBqM/IaS9KHDrYF6HIPHgc+gMKUe1oePc=; b=jA7Ho25HlEsNJGaLyKpTv9u/2TBmHzNo9vDOc/DAdt8UhJUAu0FM2uQ54dffS63Bxc n1Ys28HE7q4lznjuvN7w7tua6QTs8ToC7a4qXQT0nTQ6uYM1g+V1oYEUmcNh4rR4r9Ml 90qvG5GCiHaW4OpazMgiQpXWV+IA5hT0XuHn+VIZmhdWZ3NRaCY05QpMM0sCUDcAUDFV xLSNjwwfXKr9/7e6m8YBN+BRBCib1uSymIPrwf4a46otvSHChzvHRtX03TW9hZGkNGak owulhoIfTVBaR4my+w/Fa0Nq82+A+f6VuE7gK7HZAm09Lqf9OSTM6vdheeE0HchL9+KA eWPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=mPBzboYRcSiBqM/IaS9KHDrYF6HIPHgc+gMKUe1oePc=; b=iHNB45IXAj0vZ/2xabM4nNQK4X9J5QK7HMrtEXH4bSlZGR9qB4i1DBv3k7x/Dr/xe/ fJiqN1zpF7xEvUzYvLgg/wCAF9mbxn9aJXuPba1ME4dya2dQv2cD3xvReVsUC6azHxZj nyWg7SI10FUXUqstp3WKBTPGKyDz5ZpLhS/YeorgwXO6yb0XSgJ8K1iGrhzcRpkotrAi I+hBas/k4i22ZPdh3csYUL6KeY68tpVoIWdovnYiPZMVUNrl+lEoUa2rAdftlOacozjG CAHaAS8EeaybuJuuIzXhNNiM55cduWR0qjWA55D1B8dcxwpy5pGZJ6BAuzUOUGxmJU2l EoXw== X-Gm-Message-State: APjAAAWf8zmhpehLk9TRcl9wtxTldYXX1fewqKY2huVs1cLTyUkvyJBp Ra4o5YLhNXsUckp1aISMGjPv X-Google-Smtp-Source: APXvYqzg/vdX3hd8IM1upuWxyfqFud/2R8eWcmRII4bh4fJaTYTu9UtaTyHvaFflbm2AmnG6EKCr4w== X-Received: by 2002:a62:3c3:: with SMTP id 186mr64445790pfd.21.1564836535369; Sat, 03 Aug 2019 05:48:55 -0700 (PDT) Received: from Mani-XPS-13-9360 ([2409:4072:618e:61ce:f0f1:2151:3036:855b]) by smtp.gmail.com with ESMTPSA id l1sm105106428pfl.9.2019.08.03.05.48.52 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sat, 03 Aug 2019 05:48:54 -0700 (PDT) Date: Sat, 3 Aug 2019 18:18:49 +0530 From: Manivannan Sadhasivam To: Stephen Boyd Cc: Michael Turquette , linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Subject: Re: [PATCH 1/9] clk: actions: Don't reference clk_init_data after registration Message-ID: <20190803124849.GB11140@Mani-XPS-13-9360> References: <20190731193517.237136-1-sboyd@kernel.org> <20190731193517.237136-2-sboyd@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190731193517.237136-2-sboyd@kernel.org> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org On Wed, Jul 31, 2019 at 12:35:09PM -0700, Stephen Boyd wrote: > A future patch is going to change semantics of clk_register() so that > clk_hw::init is guaranteed to be NULL after a clk is registered. Avoid > referencing this member here so that we don't run into NULL pointer > exceptions. > > Cc: Manivannan Sadhasivam > Signed-off-by: Stephen Boyd Acked-by: Manivannan Sadhasivam Thanks, Mani > --- > > Please ack so I can take this through clk tree > > drivers/clk/actions/owl-common.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/clk/actions/owl-common.c b/drivers/clk/actions/owl-common.c > index 32dd29e0a37e..71b683c4e643 100644 > --- a/drivers/clk/actions/owl-common.c > +++ b/drivers/clk/actions/owl-common.c > @@ -68,6 +68,7 @@ int owl_clk_probe(struct device *dev, struct clk_hw_onecell_data *hw_clks) > struct clk_hw *hw; > > for (i = 0; i < hw_clks->num; i++) { > + const char *name = hw->init->name; > > hw = hw_clks->hws[i]; > > @@ -77,7 +78,7 @@ int owl_clk_probe(struct device *dev, struct clk_hw_onecell_data *hw_clks) > ret = devm_clk_hw_register(dev, hw); > if (ret) { > dev_err(dev, "Couldn't register clock %d - %s\n", > - i, hw->init->name); > + i, name); > return ret; > } > } > -- > Sent by a computer through tubes >