From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from m16.mail.163.com (m16.mail.163.com [220.197.31.2]) (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 6E2D31D90DF; Fri, 21 Nov 2025 02:45:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=220.197.31.2 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763693159; cv=none; b=SuF84VvFkZWSXCthBqH+zxZtZjB7ALr+ek5Rqx9OynkKpFy9N7TzaL5UttXzMf9R4Fk7PFlJdGsfE3IbQORBplLe00b6SDHDYhUEggNrIeUPm3e1apGnQa+6dNTvLPtGX+8ENS6m4Ef7YLglLaG6oamy71RSGd6OraXztnQ+9Bs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763693159; c=relaxed/simple; bh=BaW5FsM9bIPc7TWwW2Mlw22TDdrUl4axe65nRTXqUdo=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=U0pgU77nvNKoV+B31O2TbsJcQBeUrz9/DsJi7L3Ac4m6YQnjcD3et2br7jvjjzibm3SmUmmeddkL5Mei5fgfqw6yGOg0Cj1XxhT/pQljCHzmjdBWSJgBoCJZHXifKLf+QO/x5e0kBv9eSGwKwNRchzZIPHrSvFFzRXk7ruteFpg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=dQ1o6j9Y; arc=none smtp.client-ip=220.197.31.2 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="dQ1o6j9Y" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=Ip cxXhs+hOjQkRjFUScuKAu+nntmFOjdDcE4Z7tDCdw=; b=dQ1o6j9Y8SztDaodYZ YuqSsj6rREW2erWTHKK0Iz8U4HE44zR2o8CLLPXYUGcFvqTv8sx4ZV1jP4TaZQbt Q+fHANtz/h+fGh27jhKZuFibrcmp8xpwmwf6DwMO96voe8IceFgaf9gDG7u7QxnK 1xjKrfw4yhdNSOjVoOPzbAWlI= Received: from localhost.localdomain (unknown []) by gzsmtp4 (Coremail) with SMTP id PygvCgD338cq0h9pGDSBEg--.10441S2; Fri, 21 Nov 2025 10:45:00 +0800 (CST) From: Gongwei Li <13875017792@163.com> To: horia.geanta@nxp.com, pankaj.gupta@nxp.com, gaurav.jain@nxp.com, herbert@gondor.apana.org.au, davem@davemloft.net Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, Gongwei Li Subject: [PATCH 1/1] crypto: caam - use kmalloc_array() instead of kmalloc() Date: Fri, 21 Nov 2025 10:44:56 +0800 Message-Id: <20251121024456.47381-1-13875017792@163.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:PygvCgD338cq0h9pGDSBEg--.10441S2 X-Coremail-Antispam: 1Uf129KBjvdXoW7Jr48ZF13tw4fArW8Gw43GFg_yoWkXrgE93 yUWr1xuryjy3Z5ZFnru3yDXrySva1kWF4kW3Zaga43Aa4UJrWfXFyxZF1Dur9xZrZ7ursI van7tF1xtF12kjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IUn-dbUUUUUU== X-CM-SenderInfo: rprtmlyvqrllizs6il2tof0z/1tbiXA0NumkfyffYFgAAsg From: Gongwei Li Replace kmalloc() with kmalloc_array() to prevent potential overflow, as recommended in Documentation/process/deprecated.rst. Signed-off-by: Gongwei Li --- drivers/crypto/caam/ctrl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c index 320be5d77737..81583251b1f6 100644 --- a/drivers/crypto/caam/ctrl.c +++ b/drivers/crypto/caam/ctrl.c @@ -208,7 +208,7 @@ static int deinstantiate_rng(struct device *ctrldev, int state_handle_mask) u32 *desc, status; int sh_idx, ret = 0; - desc = kmalloc(CAAM_CMD_SZ * 3, GFP_KERNEL); + desc = kmalloc_array(3, CAAM_CMD_SZ, GFP_KERNEL); if (!desc) return -ENOMEM; @@ -285,7 +285,7 @@ static int instantiate_rng(struct device *ctrldev, int state_handle_mask, int ret = 0, sh_idx; ctrl = (struct caam_ctrl __iomem *)ctrlpriv->ctrl; - desc = kmalloc(CAAM_CMD_SZ * 7, GFP_KERNEL); + desc = kmalloc_array(7, CAAM_CMD_SZ, GFP_KERNEL); if (!desc) return -ENOMEM; -- 2.25.1