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Wed, 04 Mar 2026 14:53:55 -0800 (PST) Received: from ryzen ([2601:644:8000:56f5::8bd]) by smtp.gmail.com with ESMTPSA id 00721157ae682-798c97f759asm9454697b3.38.2026.03.04.14.53.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2026 14:53:55 -0800 (PST) From: Rosen Penev To: linux-rtc@vger.kernel.org Cc: Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Alexandre Belloni , linux-arm-kernel@lists.infradead.org (moderated list:ARM/Marvell Kirkwood and Armada 370, 375, 38x,...), linux-kernel@vger.kernel.org (open list) Subject: [PATCH] rtc: armada38x: zalloc + calloc to single allocation Date: Wed, 4 Mar 2026 14:53:29 -0800 Message-ID: <20260304225329.24510-1-rosenp@gmail.com> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260304_145357_050314_38525439 X-CRM114-Status: GOOD ( 11.09 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use a flexible array member to simplify allocation. Signed-off-by: Rosen Penev --- drivers/rtc/rtc-armada38x.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/rtc/rtc-armada38x.c b/drivers/rtc/rtc-armada38x.c index 713fa0d077cd..245290ae1a8d 100644 --- a/drivers/rtc/rtc-armada38x.c +++ b/drivers/rtc/rtc-armada38x.c @@ -72,8 +72,8 @@ struct armada38x_rtc { spinlock_t lock; int irq; bool initialized; - struct value_to_freq *val_to_freq; const struct armada38x_rtc_data *data; + struct value_to_freq val_to_freq[]; }; #define ALARM1 0 @@ -490,18 +490,13 @@ static __init int armada38x_rtc_probe(struct platform_device *pdev) { struct armada38x_rtc *rtc; - rtc = devm_kzalloc(&pdev->dev, sizeof(struct armada38x_rtc), + rtc = devm_kzalloc(&pdev->dev, struct_size(rtc, val_to_freq, SAMPLE_NR), GFP_KERNEL); if (!rtc) return -ENOMEM; rtc->data = of_device_get_match_data(&pdev->dev); - rtc->val_to_freq = devm_kcalloc(&pdev->dev, SAMPLE_NR, - sizeof(struct value_to_freq), GFP_KERNEL); - if (!rtc->val_to_freq) - return -ENOMEM; - spin_lock_init(&rtc->lock); rtc->regs = devm_platform_ioremap_resource_byname(pdev, "rtc"); -- 2.53.0