From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-m16.yeah.net (mail-m16.yeah.net [1.95.21.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7058F3624C2; Mon, 11 May 2026 05:33:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=1.95.21.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778477588; cv=none; b=QHRj/2kZ6VBbJ/ty2lGXn51rHR39TKh+LszuU/z4zWoyHQvHR8kOtUmgNQwjFgABYIXszXhWkPTYo+UJt7oIs6Hd+Jj1X0Y1nlwQL8WYwL/1/h/HV2dJLp4bv+uPO07CiVMrJivJLeEDo7bFFTA4xSj+SBjJCy5r7K8VkRU6oso= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778477588; c=relaxed/simple; bh=w9gwQDCXrashyxwWZA9eCykizovNYhQX7dsfKGeV4bI=; h=From:To:Subject:Date:Message-Id:MIME-Version; b=I75xG9Lz5UfVt62C5fbnwmh6K4UkLjOgGiqlVtFegjOuzoMxYzisjtRbmvNEkI8ke3y1gl0gfrqaywJMarUuCAffuJIVut4/qq2a9ObCpfaFSwjUcuTRevAVRZUV7lAv2vHFAo1t6bgew8Q0ESP6Mb3/hm3Yc37z0mq5QSBP41w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net; spf=pass smtp.mailfrom=yeah.net; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b=Q3ngipXo; arc=none smtp.client-ip=1.95.21.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yeah.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yeah.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=yeah.net header.i=@yeah.net header.b="Q3ngipXo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yeah.net; s=s110527; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=cD 2+lgBuFI27KghVIEd+Gx12BhJgjpDVT7FGyD3Emgs=; b=Q3ngipXofwHkcZ7DNM Ad0VOVn/LjcaNxRmuWoqo5100xV3ey44KdegnJWe0Wg4NqC+0G9wA43R791h2Z1/ 5wXd44jqJW0zXe8OHhlnkhuA8E4UqPd6Vk4E9spCgpV/YZFgPg35HgzMKmh5dCEa yYhk3i7m3Yimltd+8tXRYdwyc= Received: from zero.localdomain (unknown []) by gzsmtp1 (Coremail) with UTF8SMTPSA id Mc8vCgBHrTrkaQFqsjjaAg--.57493S4; Mon, 11 May 2026 13:32:20 +0800 (CST) From: Min zhang To: Wei Xu , Michael Turquette , Stephen Boyd , Brian Masney , Philipp Zabel , Min zhang , linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] clk: hisilicon: reset: Use devm_kzalloc to initialize hisi_reset_controller Date: Mon, 11 May 2026 13:32:14 +0800 Message-Id: <20260511053216.538035-1-zhangmin2026@yeah.net> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:Mc8vCgBHrTrkaQFqsjjaAg--.57493S4 X-Coremail-Antispam: 1Uf129KBjvdXoW7XFy7Zw4rtFWkWrWfZryDGFg_yoWkJrg_CF WjkF1Uur98KFWYkF1YgFW3ZFyaya4Dur10qa43KFnxta4kCw45JrWqvr4Uur9xW34fury3 CF4ktrsxA3ZFkjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IUbHGQ3UUUUU== X-CM-SenderInfo: x2kd0whplqjiysw65vtdko0vbw/1tbiIAVuE2oBaeWniAAA3Q Using devm_kmalloc() does not zero-initialize the allocated structure. Uninitialized members in struct hisi_reset_controller may contain garbage data, which can cause reset_controller_register() to fail unexpectedly. Replace devm_kmalloc() with devm_kzalloc() to ensure all structure fields are properly zero-initialized. Fixes: reset controller registration failure due to invalid dirty data Signed-off-by: Min zhang --- drivers/clk/hisilicon/reset.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/hisilicon/reset.c b/drivers/clk/hisilicon/reset.c index 93cee17db8b1..c3b7daac9313 100644 --- a/drivers/clk/hisilicon/reset.c +++ b/drivers/clk/hisilicon/reset.c @@ -91,7 +91,7 @@ struct hisi_reset_controller *hisi_reset_init(struct platform_device *pdev) { struct hisi_reset_controller *rstc; - rstc = devm_kmalloc(&pdev->dev, sizeof(*rstc), GFP_KERNEL); + rstc = devm_kzalloc(&pdev->dev, sizeof(*rstc), GFP_KERNEL); if (!rstc) return NULL; -- 2.34.1