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[34.91.171.30]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-abf795ba15esm367589066b.131.2025.03.04.09.05.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 09:05:38 -0800 (PST) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Tue, 04 Mar 2025 17:05:40 +0000 Subject: [PATCH v2 12/16] rtc: s35390a: drop needless struct s35390a::rtc member Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250304-rtc-cleanups-v2-12-d4689a71668c@linaro.org> References: <20250304-rtc-cleanups-v2-0-d4689a71668c@linaro.org> In-Reply-To: <20250304-rtc-cleanups-v2-0-d4689a71668c@linaro.org> To: Chanwoo Choi , Krzysztof Kozlowski , Alexandre Belloni , Joel Stanley , Andrew Jeffery , Hans Ulli Kroll , Linus Walleij , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , =?utf-8?q?T=C3=B3th_J=C3=A1nos?= , Dianlong Li , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt Cc: linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-amlogic@lists.infradead.org, llvm@lists.linux.dev, =?utf-8?q?Andr=C3=A9_Draszik?= X-Mailer: b4 0.14.2 The memory pointed to by the ::rtc member is managed via devres, and no code in this driver uses it past _probe(). We can drop it from the structure and just use a local temporary variable, reducing runtime memory consumption by a few bytes. Signed-off-by: Andr=C3=A9 Draszik --- drivers/rtc/rtc-s35390a.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/drivers/rtc/rtc-s35390a.c b/drivers/rtc/rtc-s35390a.c index e3dc18882f41445c41fbea56edbd5c869514880c..3408d2ab274194e39cde38a8356= 7d37bd53f6632 100644 --- a/drivers/rtc/rtc-s35390a.c +++ b/drivers/rtc/rtc-s35390a.c @@ -63,7 +63,6 @@ MODULE_DEVICE_TABLE(of, s35390a_of_match); =20 struct s35390a { struct i2c_client *client[8]; - struct rtc_device *rtc; int twentyfourhour; }; =20 @@ -422,6 +421,7 @@ static int s35390a_probe(struct i2c_client *client) int err, err_read; unsigned int i; struct s35390a *s35390a; + struct rtc_device *rtc; char buf, status1; struct device *dev =3D &client->dev; =20 @@ -447,9 +447,9 @@ static int s35390a_probe(struct i2c_client *client) } } =20 - s35390a->rtc =3D devm_rtc_allocate_device(dev); - if (IS_ERR(s35390a->rtc)) - return PTR_ERR(s35390a->rtc); + rtc =3D devm_rtc_allocate_device(dev); + if (IS_ERR(rtc)) + return PTR_ERR(rtc); =20 err_read =3D s35390a_read_status(s35390a, &status1); if (err_read < 0) { @@ -480,17 +480,17 @@ static int s35390a_probe(struct i2c_client *client) =20 device_set_wakeup_capable(dev, 1); =20 - s35390a->rtc->ops =3D &s35390a_rtc_ops; - s35390a->rtc->range_min =3D RTC_TIMESTAMP_BEGIN_2000; - s35390a->rtc->range_max =3D RTC_TIMESTAMP_END_2099; + rtc->ops =3D &s35390a_rtc_ops; + rtc->range_min =3D RTC_TIMESTAMP_BEGIN_2000; + rtc->range_max =3D RTC_TIMESTAMP_END_2099; =20 - set_bit(RTC_FEATURE_ALARM_RES_MINUTE, s35390a->rtc->features); - clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, s35390a->rtc->features ); + set_bit(RTC_FEATURE_ALARM_RES_MINUTE, rtc->features); + clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, rtc->features); =20 if (status1 & S35390A_FLAG_INT2) - rtc_update_irq(s35390a->rtc, 1, RTC_AF); + rtc_update_irq(rtc, 1, RTC_AF); =20 - return devm_rtc_register_device(s35390a->rtc); + return devm_rtc_register_device(rtc); } =20 static struct i2c_driver s35390a_driver =3D { --=20 2.48.1.711.g2feabab25a-goog