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[2620:137:e000::1:20]) by mx.google.com with ESMTP id h13-20020a63530d000000b003fae815a76fsi5149044pgb.352.2022.06.28.07.43.11; Tue, 28 Jun 2022 07:43:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=AWjGfj5b; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345833AbiF1ONc (ORCPT + 99 others); Tue, 28 Jun 2022 10:13:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53610 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231414AbiF1ONa (ORCPT ); Tue, 28 Jun 2022 10:13:30 -0400 Received: from mail-yb1-xb2e.google.com (mail-yb1-xb2e.google.com [IPv6:2607:f8b0:4864:20::b2e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2EE811EC51 for ; Tue, 28 Jun 2022 07:13:30 -0700 (PDT) Received: by mail-yb1-xb2e.google.com with SMTP id q132so22398353ybg.10 for ; Tue, 28 Jun 2022 07:13:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=5Ak9fGBSyNTC9/zM2LmAtjsPfz0fauhmhcL7y4wTmPs=; b=AWjGfj5bvqdOWR0OCeEbsZwXgKhFXY1IVpM59omVQIQ5g9UT3qIVK+sTls/SSa8N0u gNKxXtFnuCj8BwgRlShIV6JZ7rRPMV0WYd/Z3v5UP6m4nht2KvodkA9Ra5fSqwgpvT1A 6odq10H/hYXdyKO68R1v/pgTC24/DPfGWy+I5KQJRi8NqRUkLHKvw8x/nL474HqXUPuO Wn8AKWrpRfmNr2+TsU7XoTRiQkpz6cdKZF7OHeT6yM6qK5EWaEfzpk0VRWJjsnMwQ/VB ldZXGycBnyUmJ6+6Auv9MiEwoy/75pubtFPA2hsaqieRS1YF/P4QuQHbO/rida3LwNN7 g9ew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=5Ak9fGBSyNTC9/zM2LmAtjsPfz0fauhmhcL7y4wTmPs=; b=tKLntu0V5TZDtkuuIZmvx3Napi5ETgqde2biQvcFh5xwzavx+vLVwouxY0Z8/sT+xu kqAe7h6Mv51dYZZaKq2HOBhj3Kj7PipWot7OUW6hNBnbmpdQPVJexJItykh9Yn44oNqq lgV1Cic2iNrXhAmoVjDDUzFnCTCjLLJvXwtLNKfIOJ75Btt6x3zVNGHBSxa6t7GbSFMM m9C14mDSE5qBP5Rty/cUPuKy7CUq/WiuQyfSzQoxWdenmpZvG/folqiSJVq0Sdi1cq2f oAYy09BSllgwZPdWaKzkQOgl9mXQ90oWjolWr7DTjUv81G/BhxfBOC0I9riqQr3WL4sk DSCw== X-Gm-Message-State: AJIora+7Z5y3KWol/c3cXsln7YTms6pemcplIj+NF6cycObohL8q0IQ8 X3BCWuCfozB+9fF/rUN6ZksCFMKVqOjJPIy3ZkX41g== X-Received: by 2002:a25:cac5:0:b0:66d:2c32:8593 with SMTP id a188-20020a25cac5000000b0066d2c328593mr3202257ybg.626.1656425609426; Tue, 28 Jun 2022 07:13:29 -0700 (PDT) MIME-Version: 1.0 References: <20220627142350.742973-1-fabien.dessenne@foss.st.com> In-Reply-To: <20220627142350.742973-1-fabien.dessenne@foss.st.com> From: Linus Walleij Date: Tue, 28 Jun 2022 16:13:18 +0200 Message-ID: Subject: Re: [PATCH] pinctrl: stm32: fix optional IRQ support to gpios To: Fabien Dessenne Cc: Maxime Coquelin , Alexandre Torgue , linux-gpio@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 27, 2022 at 4:24 PM Fabien Dessenne wrote: > To act as an interrupt controller, a gpio bank relies on the > "interrupt-parent" of the pin controller. > When this optional "interrupt-parent" misses, do not create any IRQ domain. > > This fixes a "NULL pointer in stm32_gpio_domain_alloc()" kernel crash when > the interrupt-parent = property is not declared in the Device Tree. > > Fixes: 0eb9f683336d ("pinctrl: Add IRQ support to STM32 gpios") > > Signed-off-by: Fabien Dessenne Patch applied for fixes. Yours, Linus Walleij