From nobody Tue Dec 2 02:31:05 2025 Received: from mailtransmit05.runbox.com (mailtransmit05.runbox.com [185.226.149.38]) (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 ADB60329E44 for ; Wed, 19 Nov 2025 22:42:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.226.149.38 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763592164; cv=none; b=RwT/e8k8cuz+RcbVcF3wGl+D7y7G1nhBUgVejOrM2rTpm+QcTPr9VTmgc3h8/pb0aWQp5KWwCrYfneXZWiBs5dhxq2K91Xvstr8cyRvrlDuUd/xvjXTJudIbC6S2BaI6DwVVj4JUNjWcs4ffzT+Z8dPESSeQLm+m6O5wf1eoUeE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763592164; c=relaxed/simple; bh=gAmheY3BdyOTd5f22skV+ygZFPkYkHLxZlz8qlPKzQk=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=RCOBGoWoCnHu/B1iVctExHZb7K4z+f9LjyIggFl7Uiv9+bqzjeTpYPyYnyUtLBkgZ4yVs4M2WrJmSf9aEow9yZbju5WL/8OsKaqzi2z9fmVdDLvoRIWNNl4HA5SUk+symF3Pa1qe4bU/fzPB1ZqLUipzL60A/p6QThhKKi4lRVs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=runbox.com; dkim=pass (2048-bit key) header.d=runbox.com header.i=@runbox.com header.b=GD/J9RgG; arc=none smtp.client-ip=185.226.149.38 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=runbox.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=runbox.com header.i=@runbox.com header.b="GD/J9RgG" Received: from mailtransmit02.runbox ([10.9.9.162] helo=aibo.runbox.com) by mailtransmit05.runbox.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.93) (envelope-from ) id 1vLqsp-006ktK-Qe for linux-kernel@vger.kernel.org; Wed, 19 Nov 2025 23:42:39 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=runbox.com; s=selector1; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To :Message-Id:Date:Subject:Cc:To:From; bh=RPjl5M3K/tkNOzGdTBgvu8hHZsDSFSPtP5rvQki70cA=; b=GD/J9RgGPwKDAchM9K8Mxz8ffi mtY0CaYUIrh/Ik1edJxi7EmD/h/sZht0bKV8HeKd6QWw8gGmblgT1oWnqhgy90zVRkKouqi3pm+tm 4azjYZ+F3G3ldL7OFIE7zsurowGZ05EEQskQBYZGv845ZoDx6tcJbtxlFDNXmZtotdhm5XOVwf/1T fMlHCG2SmhkRI0yHiCboRkphAaFbJ/LUXGZBLcCcfZheI4eNii6frmUUGNAAXRmti4IJyGlcEOW5v HqrF90FDfWB7pQvMMAtmgcpHvXkuQUQ2S60r0eh56Br8Ls5+dPQog2p6j6mpVXbuWWXDPic/k4Cft F2rLHYmQ==; Received: from [10.9.9.74] (helo=submission03.runbox) by mailtransmit02.runbox with esmtp (Exim 4.86_2) (envelope-from ) id 1vLqsp-00084x-A3; Wed, 19 Nov 2025 23:42:39 +0100 Received: by submission03.runbox with esmtpsa [Authenticated ID (1493616)] (TLS1.2:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.93) id 1vLqsb-00Fos6-38; Wed, 19 Nov 2025 23:42:25 +0100 From: david.laight.linux@gmail.com To: linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org Cc: Herbert Xu , Olivia Mackall , David Laight Subject: [PATCH 14/44] drivers/char/hw_random: use min3() instead of nested min_t() Date: Wed, 19 Nov 2025 22:41:10 +0000 Message-Id: <20251119224140.8616-15-david.laight.linux@gmail.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20251119224140.8616-1-david.laight.linux@gmail.com> References: <20251119224140.8616-1-david.laight.linux@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: David Laight min_t(u16, a, b) is likely to discard significant bits. Replace: min_t(u16, min_t(u16, default_quality, 1024), rng->quality ?: 1024); with: min3(default_quality, 1024, rng->quality ?: 1024); Signed-off-by: David Laight --- drivers/char/hw_random/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c index 018316f54621..74c8eb1d9048 100644 --- a/drivers/char/hw_random/core.c +++ b/drivers/char/hw_random/core.c @@ -542,7 +542,7 @@ int hwrng_register(struct hwrng *rng) init_completion(&rng->dying); =20 /* Adjust quality field to always have a proper value */ - rng->quality =3D min_t(u16, min_t(u16, default_quality, 1024), rng->quali= ty ?: 1024); + rng->quality =3D min3(default_quality, 1024, rng->quality ?: 1024); =20 if (!current_rng || (!cur_rng_set_by_user && rng->quality > current_rng->quality)) { --=20 2.39.5