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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 72BAEC432BE for ; Thu, 19 Aug 2021 02:51:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5BAFB610A5 for ; Thu, 19 Aug 2021 02:51:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236252AbhHSCwB (ORCPT ); Wed, 18 Aug 2021 22:52:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51372 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235838AbhHSCvp (ORCPT ); Wed, 18 Aug 2021 22:51:45 -0400 Received: from mail-ot1-x32c.google.com (mail-ot1-x32c.google.com [IPv6:2607:f8b0:4864:20::32c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CAB78C061764; Wed, 18 Aug 2021 19:51:09 -0700 (PDT) Received: by mail-ot1-x32c.google.com with SMTP id w22-20020a056830411600b0048bcf4c6bd9so6844440ott.8; Wed, 18 Aug 2021 19:51:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=BkKk5IdQRzWklzG7HN3qRXs0xk7AxusQvu7aSpQWfNY=; b=d35XzzvrkYne8EgQl4IWEEGQcIsB5mM2CgVGd4U2m0dJP0+ttUMD1knAkSdg4UBuig c91p2X25gK6cmvA6wExYn298f2n/lpFmWU4XLxy2G7vMthM/vePscjReNCcQHc+5BEs/ r7lUWYwxjqPcBSDInCVSICp4MJk0nWD8JDP0y1WIUa7i8dR88zJss7VurRa2tTn2e/hy ry+tYU56dhhpaEYwgLI1txRcM0dFCdFcdvoQPpAB6Hb+yb1seBIbnWKtVI5hfGzriOBl HTTr49BFbX5sPEn6fkiGKUA+LZwRLoz34moSGyQXI77wtm0QhvtoTzV9uX+w+ePhTDLT cUig== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=BkKk5IdQRzWklzG7HN3qRXs0xk7AxusQvu7aSpQWfNY=; b=N0Y0GH+a4/9wE8bRqmsK5Vse2plZACcXsOdKdCBoOJQJaOr7yX9kd04moBC5lwzsyU uwc5Wj7RmNmWyEicVsb9PQRG/+hZdwJN+zF3gmk1zYncKLD5ZIygOiJKDhHSQKiZz1Bk LmSHvRZef+rtjnmVTx3+vhtxdGvbMP2tqjxujR1yBk71Wn5gYH1qWeAqi4bQDx+/UHPg R4afdwAG5hOTFAWlSqgHAhYUZ7/oRj2/w8X4TVbfGTCPPMvHC4ZuSELxefsVplFNmzdH 09F7hF0rlXEx45oMlopHyhzvAkeaseP8CEHZB3nR6mvpS2vqOHZBvpzh8Ww9ZJkBMl7u xzVA== X-Gm-Message-State: AOAM5323MovSDNzv2I08wAjbNr23l3wb5Wj18BmjnF4yEW8KjOsCU3m/ uk/7U3tCbGvYoHVsvMsErkEvxZz/zF+UKVia X-Google-Smtp-Source: ABdhPJwz+g7O6kNiz8COeZqlifuu0qwV+1TFbFCZnSdwZedt6whhHGs0tQ8q2RTrW8aCsiM67DlT3A== X-Received: by 2002:a9d:6e0a:: with SMTP id e10mr6439459otr.259.1629341469018; Wed, 18 Aug 2021 19:51:09 -0700 (PDT) Received: from ian.penurio.us ([47.184.51.90]) by smtp.gmail.com with ESMTPSA id w15sm156792oiw.19.2021.08.18.19.51.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Aug 2021 19:51:08 -0700 (PDT) From: Ian Pilcher To: linux-block@vger.kernel.org, linux-leds@vger.kernel.org Cc: axboe@kernel.dk, pavel@ucw.cz, kabel@kernel.org, linux-kernel@vger.kernel.org, kernelnewbies@kernelnewbies.org Subject: [RFC PATCH v3 07/18] ledtrig-blkdev: Add function to initialize gendisk ledtrig member Date: Wed, 18 Aug 2021 21:50:42 -0500 Message-Id: <20210819025053.222710-8-arequipeno@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210819025053.222710-1-arequipeno@gmail.com> References: <20210819025053.222710-1-arequipeno@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Ensures that gendisk ledtrig member is initialized to NULL, in case the structure was not allocated with kzalloc() or equivalent Signed-off-by: Ian Pilcher --- include/linux/leds.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/include/linux/leds.h b/include/linux/leds.h index 329fd914cf24..6b67650d8797 100644 --- a/include/linux/leds.h +++ b/include/linux/leds.h @@ -10,6 +10,7 @@ #include #include +#include #include #include #include @@ -599,4 +600,19 @@ static inline void ledtrig_audio_set(enum led_audio type, } #endif +#ifdef CONFIG_LEDS_TRIGGER_BLKDEV +/** + * ledtrig_blkdev_disk_init - initialize the ledtrig field of a new gendisk + * @gd: the gendisk to be initialized + */ +static inline void ledtrig_blkdev_disk_init(struct gendisk *const gd) +{ + gd->ledtrig = NULL; +} +#else /* CONFIG_LEDS_TRIGGER_BLKDEV */ +static inline void ledtrig_blkdev_disk_init(const struct gendisk *gd) +{ +} +#endif /* CONFIG_LEDS_TRIGGER_BLKDEV */ + #endif /* __LINUX_LEDS_H_INCLUDED */ -- 2.31.1