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[34.91.171.30]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-abf795ba15esm367589066b.131.2025.03.04.09.05.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 09:05:39 -0800 (PST) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Tue, 04 Mar 2025 17:05:41 +0000 Subject: [PATCH v2 13/16] rtc: sd2405al: drop needless struct sd2405al::rtc member MIME-Version: 1.0 Message-Id: <20250304-rtc-cleanups-v2-13-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?b?VMOz?= =?utf-8?b?dGggSsOhbm9z?= , 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250304_090542_060100_9D09383B X-CRM114-Status: GOOD ( 13.61 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org 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. Tested-by: Tóth János Signed-off-by: André Draszik --- drivers/rtc/rtc-sd2405al.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/rtc/rtc-sd2405al.c b/drivers/rtc/rtc-sd2405al.c index d2568c3e387659dfea598cd2ef6bddc5c076cbb9..00c3033e8079b5f10aaabcc7a1d3f19771263a02 100644 --- a/drivers/rtc/rtc-sd2405al.c +++ b/drivers/rtc/rtc-sd2405al.c @@ -42,7 +42,6 @@ struct sd2405al { struct device *dev; - struct rtc_device *rtc; struct regmap *regmap; }; @@ -167,6 +166,7 @@ static const struct regmap_config sd2405al_regmap_conf = { static int sd2405al_probe(struct i2c_client *client) { struct sd2405al *sd2405al; + struct rtc_device *rtc; int ret; if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) @@ -182,17 +182,17 @@ static int sd2405al_probe(struct i2c_client *client) if (IS_ERR(sd2405al->regmap)) return PTR_ERR(sd2405al->regmap); - sd2405al->rtc = devm_rtc_allocate_device(&client->dev); - if (IS_ERR(sd2405al->rtc)) - return PTR_ERR(sd2405al->rtc); + rtc = devm_rtc_allocate_device(&client->dev); + if (IS_ERR(rtc)) + return PTR_ERR(rtc); - sd2405al->rtc->ops = &sd2405al_rtc_ops; - sd2405al->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000; - sd2405al->rtc->range_max = RTC_TIMESTAMP_END_2099; + rtc->ops = &sd2405al_rtc_ops; + rtc->range_min = RTC_TIMESTAMP_BEGIN_2000; + rtc->range_max = RTC_TIMESTAMP_END_2099; dev_set_drvdata(&client->dev, sd2405al); - ret = devm_rtc_register_device(sd2405al->rtc); + ret = devm_rtc_register_device(rtc); if (ret < 0) return ret;