From nobody Sat Apr 11 12:45:17 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 401063D093F for ; Fri, 10 Apr 2026 14:32:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775831539; cv=none; b=ezjUOgf9BDh7hLuRyC2dFKM+CTX+4DA5qEEM7Yox2vNAde+MjTvckNi8DuDW/tu5mu0TDVLE3v+VjakrgcsYYzV0rUYIAzDJQ+VRL53sRUbByb8cF4ZrnnvARYOQpIfhjyzObrQ/03R7kItqw0DY9rFCe+MJhRaiq9UXdj+9x0s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775831539; c=relaxed/simple; bh=N19jazivXTMDBQM5jY7wG5Ec0mUGbrDn/0Y2kORbl90=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=TREwAX6jXm4le02f80iNIF1eRjpasz/nISFSspe1uLflSa7A3TVgL17lNSeuzt3oyB8qjfPRWPmLeYVE1If5n+zU9aw0ldQ9q8oMyPe0CNiaxf0dsm7YAsbdgHGPEWpnzyeGsVrHSMr2hkXvKmhlkGRlvMrT3ZVmiOlIZxKZllM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bmhIV52l; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bmhIV52l" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B9D73C2BC9E; Fri, 10 Apr 2026 14:32:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775831539; bh=N19jazivXTMDBQM5jY7wG5Ec0mUGbrDn/0Y2kORbl90=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=bmhIV52lhNYb8IX8wXNKxqeJHIRrcaYcZ72cldQkKhvbkDEAVyk/pkGhkbTHmwHYi My7NCq0I1cYZzYAgoj3zHaLAP08RmM8w1fj1hl6jpUUCb2j51Eq3fBgklVkEnA0bhc LPlmZjH8CFIc+wjEn72nvvfN7DiruMY/jTWEYYRfAvVxBCl2e7hSfcJJOb6SHVN+OP +Frxgnz8YKuIF96j0qsL6ffb5gaHDQ6FGDtbQ/atsVCHzeUvKet41zhjEdQL519yj0 QZL8JDvd5S2293wP0JuTTvMYOPcxWhJfMafv81Jm3jfIp2jChdaxLxreYwcuJsJ7l0 s5S3dgFLaMELw== From: "Matthieu Baerts (NGI0)" Date: Fri, 10 Apr 2026 16:31:54 +0200 Subject: [PATCH mptcp-next v2 16/17] selftests: mptcp: pm: use simpler send/recv forms Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260410-mptcp-inc-limits-v2-16-5402209f05d3@kernel.org> References: <20260410-mptcp-inc-limits-v2-0-5402209f05d3@kernel.org> In-Reply-To: <20260410-mptcp-inc-limits-v2-0-5402209f05d3@kernel.org> To: MPTCP Upstream Cc: "Matthieu Baerts (NGI0)" X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1778; i=matttbe@kernel.org; h=from:subject:message-id; bh=N19jazivXTMDBQM5jY7wG5Ec0mUGbrDn/0Y2kORbl90=; b=owGbwMvMwCVWo/Th0Gd3rumMp9WSGDJvcj4N9ryTO2+RR1bH6vDjUZFnE0/lL3kQUrs12HR9w dnnjPy/O0pZGMS4GGTFFFmk2yLzZz6v4i3x8rOAmcPKBDKEgYtTACZSVs/IcEBwhdNuX3Nu49Nt ERuWn9qj2vtVZ3tH3hW5fMV+9rvWSowMF3t6f3+9tlP11QqGw6fzYu0XH+foOzvt57kTeRPl1UT ecwIA X-Developer-Key: i=matttbe@kernel.org; a=openpgp; fpr=E8CB85F76877057A6E27F77AF6B7824F4269A073 Instead of sendto() and recvfrom() which the NL address that was already provided before. Just simpler and easier to read without the to/from variants. While at it, fix a checkpatch warning by removing multiple assignments. Signed-off-by: Matthieu Baerts (NGI0) --- v2: fix already present checkpatch warning. --- tools/testing/selftests/net/mptcp/pm_nl_ctl.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/tools/testing/selftests/net/mptcp/pm_nl_ctl.c b/tools/testing/= selftests/net/mptcp/pm_nl_ctl.c index 99eecccbf0c8..78180da1efcc 100644 --- a/tools/testing/selftests/net/mptcp/pm_nl_ctl.c +++ b/tools/testing/selftests/net/mptcp/pm_nl_ctl.c @@ -217,8 +217,6 @@ static int capture_events(int fd, int event_group) /* do a netlink command and, if max > 0, fetch the reply ; nh's size >1024= B */ static int do_nl_req(int fd, struct nlmsghdr *nh, int len, int max) { - struct sockaddr_nl nladdr =3D { .nl_family =3D AF_NETLINK }; - socklen_t addr_len; void *data =3D nh; int rem, ret; int err =3D 0; @@ -230,15 +228,15 @@ static int do_nl_req(int fd, struct nlmsghdr *nh, int= len, int max) } =20 nh->nlmsg_len =3D len; - ret =3D sendto(fd, data, len, 0, (void *)&nladdr, sizeof(nladdr)); + ret =3D send(fd, data, len, 0); if (ret !=3D len) error(1, errno, "send netlink: %uB !=3D %uB\n", ret, len); =20 - addr_len =3D sizeof(nladdr); - rem =3D ret =3D recvfrom(fd, data, max, 0, (void *)&nladdr, &addr_len); + ret =3D recv(fd, data, max, 0); if (ret < 0) error(1, errno, "recv netlink: %uB\n", ret); =20 + rem =3D ret; /* Beware: the NLMSG_NEXT macro updates the 'rem' argument */ for (; NLMSG_OK(nh, rem); nh =3D NLMSG_NEXT(nh, rem)) { if (nh->nlmsg_type =3D=3D NLMSG_DONE) --=20 2.53.0