From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from stravinsky.debian.org (stravinsky.debian.org [82.195.75.108]) (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 45329422555; Thu, 16 Jul 2026 13:02:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=82.195.75.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784206925; cv=none; b=KltOheNc2oYz3s8ekUNeq4qZdquIbg1q7HLXNLh71pjuNliWCTllf1LsjKrSKlcHZKy/NRgMNsP4s+su+UpZSFGcNKL+iH846Mw0HNbVhIEnTUas/9h0K6wMPNShva74jxMqEnv0Jx8iSDYdUPsBx9FBFacGpv8Q1bMn7wt9AWQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784206925; c=relaxed/simple; bh=cAMTjzFtWpssYhGMnYLYloL7+e38m8IMj+86usmagk8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Ddm57HfS2tjt9DMando5lmkJ7dBZRLnkH+kzT9kInU3TdZlIeJwgUgR94x+BABb2JGqTJrvdFzHdcNXX//Orz37uew4qO1pGcpjaJL5RhoT439jiSY65l+Z1A+mcyW6p/6KDnnNNmfsch8FgUYqLC1kUiWPs427Vw6uaHsGF7GQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=debian.org; spf=pass smtp.mailfrom=debian.org; dkim=pass (2048-bit key) header.d=debian.org header.i=@debian.org header.b=o2CZB8RX; arc=none smtp.client-ip=82.195.75.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=debian.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=debian.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=debian.org header.i=@debian.org header.b="o2CZB8RX" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debian.org; s=smtpauto.stravinsky; h=X-Debian-User:Cc:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description; bh=/ULuSXe8cMJt1jfaDloF8ljpZjBOJlHguRmjs+r/CiQ=; b=o2CZB8RXCyL+1mY6ivSVh1CScu KMYrZeF8IqX0wytJwihn8mxXjCbkISgazGAlHPHiP44KHgIwPBjUMmAWLfvdnuExNPnrepHnHTadO ktaj24cVnUEURRZs+g9rkeu4TRTPmv2p3dQRvSRARF1Q3X8OR8RkAyO5Eyrsx1Ak8kBamRUXNnR7v PotAGdt9mH8qJ3HOREqsSPPNNVUiaDFjJX01ybbU63satV/vpqYLaFBI/fuqgEklFXEcqQ1/zZx8+ 5v1eQIjnSkM1CDwLR/Zun/RTWIjyl4Q8nPhVw7vIs0jwhOfmuo90BGbODSX2pagrE3yZ1Y9WlJOnC V59MEpAw==; Received: from authenticated-user by stravinsky.debian.org with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.96) (envelope-from ) id 1wkLiy-003q6h-0f; Thu, 16 Jul 2026 13:02:00 +0000 From: Breno Leitao Date: Thu, 16 Jul 2026 06:00:01 -0700 Subject: [PATCH net-next 3/7] ieee802154: convert dgram getsockopt to sockopt_t Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260716-getsockopt_phase4-v1-3-4f45cb12dce7@debian.org> References: <20260716-getsockopt_phase4-v1-0-4f45cb12dce7@debian.org> In-Reply-To: <20260716-getsockopt_phase4-v1-0-4f45cb12dce7@debian.org> To: sdf@fomichev.me, "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Alexander Aring , Stefan Schmidt , Miquel Raynal , Remi Denis-Courmont , =?utf-8?q?R=C3=A9mi_Denis-Courmont?= , John Fastabend , Sabrina Dubroca , Shuah Khan Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-wpan@vger.kernel.org, linux-kselftest@vger.kernel.org, Breno Leitao , kernel-team@meta.com X-Mailer: b4 0.16-dev-d5d98 X-Developer-Signature: v=1; a=openpgp-sha256; l=1998; i=leitao@debian.org; h=from:subject:message-id; bh=cAMTjzFtWpssYhGMnYLYloL7+e38m8IMj+86usmagk8=; b=owEBbQKS/ZANAwAIATWjk5/8eHdtAcsmYgBqWNY0Z2IW793tC3PkXGaq6JPsqxAJ3yimolzQ7 WQjXLsQl6KJAjMEAAEIAB0WIQSshTmm6PRnAspKQ5s1o5Of/Hh3bQUCaljWNAAKCRA1o5Of/Hh3 bfQ1D/0c5UKoMN66y1FjrvjsWn8xg+C2Yqn2/WAorSfPmPiMI+mWsr+n+BPgcVtWEaVLvb2xXNg GnvK5+KGAOzF7j39vGXdGs3eKerGhqkCQW4bEIR6jj4WZsBBQzXCu+kGLxR/k5zHzptc7jJ3Z3M h0ii3I1IB27RxZQmyWXaDzdggcTh59LO+AC399iJT6dxqjhgcpzQd8hlGtN2STGNskCZ5oDFIvt p6icDiczgQOGcFcumEiKL/z8Rv2Ai4ypiyUwmLSOQmyV7TDSZ2KuvOuDY+Gli0yTIWYZzUMLm7V qYiyAmS7Gdv3UmmpEWahWj4Ga4B+g4X+2/y5jf1jAOItmq91zuoVrK0RGgfNcf/mwHpRcOztAMs 6FiVBB6tGGlZdeViXbWV4d9ZhLd5ncwR9cqukOUMQ/p4Yqgid6QcdA3f2pPsBxQRIrtBJY7wbk6 TUgFFGU8XHp7KSCHGNYWPAwLQy6rh3yzpjEkJbkW8Jd2/fchDnAraZFGOm23f4I1FkIpHLKnbYc czPcEhtxsPulp/cw4zxLz6nAfZ92580I4ec/DBiByDkvS34oigfbYxkL+Hl4pC+yigNqQR4pwWr 9wcLzWcEyUEoBAybaUMiCpgKcHJM+TU1WmoV0L9ytCWJQ3NUFq4zvI9TcAF85smnzlI+7P0Vsdt GeWZJ26OhTbsvwQ== X-Developer-Key: i=leitao@debian.org; a=openpgp; fpr=AC8539A6E8F46702CA4A439B35A3939FFC78776D X-Debian-User: leitao Continue converting the proto-layer getsockopt callbacks to the sockopt_t interface, splitting dgram_getsockopt() into a do_dgram_getsockopt() helper that takes a sockopt_t. No functional change. Signed-off-by: Breno Leitao --- net/ieee802154/socket.c | 38 ++++++++++++++++++++++++++------------ 1 file changed, 26 insertions(+), 12 deletions(-) diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c index 85dce296d7513..763f63e48afe4 100644 --- a/net/ieee802154/socket.c +++ b/net/ieee802154/socket.c @@ -831,20 +831,12 @@ static int ieee802154_dgram_deliver(struct net_device *dev, struct sk_buff *skb) return ret; } -static int dgram_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen) +static int do_dgram_getsockopt(struct sock *sk, int optname, sockopt_t *opt) { struct dgram_sock *ro = dgram_sk(sk); - int val, len; - if (level != SOL_IEEE802154) - return -EOPNOTSUPP; - - if (get_user(len, optlen)) - return -EFAULT; - - len = min_t(unsigned int, len, sizeof(int)); + len = min_t(unsigned int, opt->optlen, sizeof(int)); switch (optname) { case WPAN_WANTACK: @@ -871,10 +863,32 @@ static int dgram_getsockopt(struct sock *sk, int level, int optname, return -ENOPROTOOPT; } - if (put_user(len, optlen)) + opt->optlen = len; + if (copy_to_iter(&val, len, &opt->iter_out) != len) return -EFAULT; - if (copy_to_user(optval, &val, len)) + return 0; +} + +static int dgram_getsockopt(struct sock *sk, int level, int optname, + char __user *optval, int __user *optlen) +{ + sockopt_t opt; + int err; + + if (level != SOL_IEEE802154) + return -EOPNOTSUPP; + + err = sockopt_init_user(&opt, optval, optlen); + if (err) + return err; + + err = do_dgram_getsockopt(sk, optname, &opt); + if (err) + return err; + + if (put_user(opt.optlen, optlen)) return -EFAULT; + return 0; } -- 2.53.0-Meta