From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f50.google.com (mail-wr1-f50.google.com [209.85.221.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E8A517F6; Thu, 31 Mar 2022 10:18:54 +0000 (UTC) Received: by mail-wr1-f50.google.com with SMTP id w4so33019195wrg.12; Thu, 31 Mar 2022 03:18:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=3njw3DxCJMK/qaimqo+JqUFpsDvCToqYT0qLJezFT7Y=; b=lrHRCCq6CmPr1waA9nNdRhHP/C3MSiSrMwO9Kz1WUD0himOpEGemhN7eODcBs80FJg 18Z0cvz0zsNOJVJGlN7gaeGMblsVl0/QvqxUt0nfpgxMg8QO6+rs8grhU0FNLDed853I TXXVgTjH5KUEgeRYlpuVZ8a93weTgxF+ksHAKNxxREsvKdDtTHx1AFWbQVY1GasDXA4W SeUahsj61KGflwqDyi+lhQLfoI0mc8YLYhl5XXxuLvuwWGPagFtKJ67MNQra46kLko2i 2siYBD7mKypQiCvkzKjjnaOYz11YcWAMaRWiLx+aEj2QfLRMkwlGxVfmE6n7t7bWGLWM +btQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=3njw3DxCJMK/qaimqo+JqUFpsDvCToqYT0qLJezFT7Y=; b=qRkt5PsIwL/90UCzXk46Rav9p8Hf+wskm57IZKKdjSzNFMLWSITXDPQFMn2uFxS0DH R6HlxqxzF5jnWtrY3Jb8e6Ndec7PYYaZr6i8XzDzC7GhEp9iEYQj7VAcnkf+4vsCDwiA X4umLnhRaXqQ/Pak4W0PcSrUrJQzYxlzaJ6vrLq7ZqitHsttYdnm7qgFhvZowJzoeiPL hknfCU34OjB06p7zoowcnCMdEtl961ZOxu4WpRzHfqrWNvX+3Cms+mqonT/V03rDVMr9 b9aJDfTi/Uzfsnh09d61W4o8fDW++mkIGD/EL3ultT95devXUUDvMKOFsX3emC+7LzkZ eyuA== X-Gm-Message-State: AOAM533oNkJz60MV053ShOK8Z5zOMIIibXPrMlB9ScJBIRYU42GpPSqf n/5rKATm18mmj31AWZDlLvCqmKOuxNQ= X-Google-Smtp-Source: ABdhPJwa3P6kCNuNRFst5jYLMm/9v2WOB5lOwPTpEWLX8v7cZefkN3P0qPBEtsqm+RvuRANfCZK24g== X-Received: by 2002:adf:ebc1:0:b0:1e6:1109:5a1c with SMTP id v1-20020adfebc1000000b001e611095a1cmr3545977wrn.228.1648721933165; Thu, 31 Mar 2022 03:18:53 -0700 (PDT) Received: from alaa-emad ([41.37.132.115]) by smtp.gmail.com with ESMTPSA id m20-20020a05600c4f5400b0038b5162260csm10336271wmq.23.2022.03.31.03.18.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 31 Mar 2022 03:18:52 -0700 (PDT) From: Alaa Mohamed To: outreachy@lists.linux.dev Cc: gregkh@linuxfoundation.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, eng.alaamohamedsoliman.am@gmail.com Subject: [PATCH] staging: gdm724x: Fix Duplication of Side Effects Date: Thu, 31 Mar 2022 12:18:49 +0200 Message-Id: <20220331101849.71046-1-eng.alaamohamedsoliman.am@gmail.com> X-Mailer: git-send-email 2.35.1 Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Fix Duplication of Side Effects for GDM_TTY_READY(gdm) macro reported by checkpatch "CHECK: Macro argument reuse 'gdm' - possible side-effects?" Signed-off-by: Alaa Mohamed --- drivers/staging/gdm724x/gdm_tty.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/staging/gdm724x/gdm_tty.c b/drivers/staging/gdm724x/gdm_tty.c index 04df6f9f5403..6f0274470e69 100644 --- a/drivers/staging/gdm724x/gdm_tty.c +++ b/drivers/staging/gdm724x/gdm_tty.c @@ -27,7 +27,9 @@ #define MUX_TX_MAX_SIZE 2048 -#define GDM_TTY_READY(gdm) (gdm && gdm->tty_dev && gdm->port.count) +#define GDM_TTY_READY(_gdm) \ + ({ typeof(_gdm) (gdm) = (_gdm); \ + (gdm && gdm->tty_dev && gdm->port.count); }) static struct tty_driver *gdm_driver[TTY_MAX_COUNT]; static struct gdm *gdm_table[TTY_MAX_COUNT][GDM_TTY_MINOR]; -- 2.35.1