From nobody Fri Dec 26 23:19:34 2025 Received: from mail-wm1-f50.google.com (mail-wm1-f50.google.com [209.85.128.50]) (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 B590C45BE5 for ; Wed, 27 Dec 2023 14:36:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="tp8eydQe" Received: by mail-wm1-f50.google.com with SMTP id 5b1f17b1804b1-40d5aa35b60so11414275e9.0 for ; Wed, 27 Dec 2023 06:36:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1703687769; x=1704292569; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=k6zNqclS7J7Qh9osUCxcjQJENaFPWi0hRNSckfQHr2A=; b=tp8eydQewNHvl4cLlXYMMB3vUKeGbvDLkdrzJj5kJYqcPZdy3HKwtLEUiEcPoblfVF nOFEDc2+xNJYIl6aujnRHjbOPAc40eNQEzFqPMVuKdY5wZUp//TJ3bqzkJlbQB7kYZqr Gi0ja8tG916amDIMwCtA98Wh+rTDSufeeA0vuFW+qK9vBuGTzeLVvIDbK/F3e4HqaeF4 R9EvU8Q6J2KkbVtBGJwwCnHAPb14XYh6XxlvR7xbBeP1Yu/NjMTEyltVlDvunlKieAPi 0eqkfV+sqdbnCCKjehpKiMkWcsZ6iwhAuEUuzzdsS+aARahjWU+qiZg42Lt5ShX8dZA2 15JQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703687769; x=1704292569; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=k6zNqclS7J7Qh9osUCxcjQJENaFPWi0hRNSckfQHr2A=; b=DzTEih4figIQlcN1BsyWje953PZcGsk8x4xur/fhtPN3g6oEOmGC74VLjg3gLlZqek NcGtkGgzUpXYDUi5RqGnevzupiu+sinKx4hX38AqXtcPoNJtWapeLRu828xD6t2xlQDg 4ATW7TV1Ty22ZAgeDcyvQV9DbqkKWN2sZ2VABah258+1IB0/SxvLmVK/ZfY9sTAYik+f sjSblUPhBbBhwJZql+rYxgmImFDY0NBsA3ch8tR3D/AYWEAXMo695CUmNlY9lplDnNvp Ri9hkcn4hlnjgVIO2DGo7Rt6h9ixGsIlvBgOvYqq7zfxRSJfneLT121vumS8+Z1Ro7+r 6oLw== X-Gm-Message-State: AOJu0YwhLMBx4iBc8/nAy0SRb70pSK9bXkX11EPOCqrR65ht4Hz5aW7k vWOg/Ja3XPvcpv0r7dWIiZok0QDomNuozQ== X-Google-Smtp-Source: AGHT+IFwG8UV4lJV8XAn3gHqm5NfmlKcd46dS6QpUygLIozQ74rCGCj7SlyeDim5yGrro+kAh6lC3Q== X-Received: by 2002:a05:600c:4d96:b0:40d:5c83:c74c with SMTP id v22-20020a05600c4d9600b0040d5c83c74cmr462301wmp.38.1703687768955; Wed, 27 Dec 2023 06:36:08 -0800 (PST) Received: from mai.. (146725694.box.freepro.com. [130.180.211.218]) by smtp.gmail.com with ESMTPSA id i16-20020a05600c355000b0040d5a5c523csm5686544wmq.1.2023.12.27.06.36.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Dec 2023 06:36:06 -0800 (PST) From: Daniel Lezcano To: tglx@linutronix.de Cc: kernel test robot , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , linux-kernel@vger.kernel.org (open list:CLOCKSOURCE, CLOCKEVENT DRIVERS), linux-arm-kernel@lists.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE) Subject: [PATCH] clocksource/drivers/imx: Fix -Wunused-but-set-variable warning Date: Wed, 27 Dec 2023 15:35:46 +0100 Message-Id: <20231227143546.2823683-1-daniel.lezcano@linaro.org> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" All warnings (new ones prefixed by >>): drivers/clocksource/timer-imx-gpt.c: In function 'mxc_timer_interrupt': >> drivers/clocksource/timer-imx-gpt.c:279:18: warning: variable 'tstat' se= t but not used [-Wunused-but-set-variable] 279 | uint32_t tstat; | ^~~~~ vim +/tstat +279 drivers/clocksource/timer-imx-gpt.c The change remove the tstats assignment but not the reading of the register, assuming the register may be a ROR (Reset On Read) which happens in the driver's interrupt registers. Fixes: df181e382816 ("clocksource/drivers/imx-gpt: Add support for ARM64") Reported-by: kernel test robot Closes: https://lore.kernel.org/oe-kbuild-all/202312231803.XzPddRa5-lkp@int= el.com/ Signed-off-by: Daniel Lezcano --- drivers/clocksource/timer-imx-gpt.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/clocksource/timer-imx-gpt.c b/drivers/clocksource/time= r-imx-gpt.c index 6a878d227a13..489e69169ed4 100644 --- a/drivers/clocksource/timer-imx-gpt.c +++ b/drivers/clocksource/timer-imx-gpt.c @@ -258,9 +258,8 @@ static irqreturn_t mxc_timer_interrupt(int irq, void *d= ev_id) { struct clock_event_device *ced =3D dev_id; struct imx_timer *imxtm =3D to_imx_timer(ced); - uint32_t tstat; =20 - tstat =3D readl_relaxed(imxtm->base + imxtm->gpt->reg_tstat); + readl_relaxed(imxtm->base + imxtm->gpt->reg_tstat); =20 imxtm->gpt->gpt_irq_acknowledge(imxtm); =20 --=20 2.34.1