From owner-svn-src-head@freebsd.org Fri Jun 9 15:54:49 2017 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A07FEBF830D; Fri, 9 Jun 2017 15:54:49 +0000 (UTC) (envelope-from glebius@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 548F172743; Fri, 9 Jun 2017 15:54:49 +0000 (UTC) (envelope-from glebius@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v59Fsmji053929; Fri, 9 Jun 2017 15:54:48 GMT (envelope-from glebius@FreeBSD.org) Received: (from glebius@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v59FsmGS053928; Fri, 9 Jun 2017 15:54:48 GMT (envelope-from glebius@FreeBSD.org) Message-Id: <201706091554.v59FsmGS053928@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: glebius set sender to glebius@FreeBSD.org using -f From: Gleb Smirnoff Date: Fri, 9 Jun 2017 15:54:48 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r319754 - head/sys/kern X-SVN-Group: head MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 09 Jun 2017 15:54:49 -0000 Author: glebius Date: Fri Jun 9 15:54:48 2017 New Revision: 319754 URL: https://svnweb.freebsd.org/changeset/base/319754 Log: Fix stat(2) on a listening socket. Modified: head/sys/kern/sys_socket.c Modified: head/sys/kern/sys_socket.c ============================================================================== --- head/sys/kern/sys_socket.c Fri Jun 9 15:47:14 2017 (r319753) +++ head/sys/kern/sys_socket.c Fri Jun 9 15:54:48 2017 (r319754) @@ -285,7 +285,6 @@ soo_stat(struct file *fp, struct stat *ub, struct ucre struct thread *td) { struct socket *so = fp->f_data; - struct sockbuf *sb; #ifdef MAC int error; #endif @@ -297,22 +296,26 @@ soo_stat(struct file *fp, struct stat *ub, struct ucre if (error) return (error); #endif - /* - * If SBS_CANTRCVMORE is set, but there's still data left in the - * receive buffer, the socket is still readable. - */ - sb = &so->so_rcv; - SOCKBUF_LOCK(sb); - if ((sb->sb_state & SBS_CANTRCVMORE) == 0 || sbavail(sb)) - ub->st_mode |= S_IRUSR | S_IRGRP | S_IROTH; - ub->st_size = sbavail(sb) - sb->sb_ctl; - SOCKBUF_UNLOCK(sb); + if (!SOLISTENING(so)) { + struct sockbuf *sb; - sb = &so->so_snd; - SOCKBUF_LOCK(sb); - if ((sb->sb_state & SBS_CANTSENDMORE) == 0) - ub->st_mode |= S_IWUSR | S_IWGRP | S_IWOTH; - SOCKBUF_UNLOCK(sb); + /* + * If SBS_CANTRCVMORE is set, but there's still data left + * in the receive buffer, the socket is still readable. + */ + sb = &so->so_rcv; + SOCKBUF_LOCK(sb); + if ((sb->sb_state & SBS_CANTRCVMORE) == 0 || sbavail(sb)) + ub->st_mode |= S_IRUSR | S_IRGRP | S_IROTH; + ub->st_size = sbavail(sb) - sb->sb_ctl; + SOCKBUF_UNLOCK(sb); + + sb = &so->so_snd; + SOCKBUF_LOCK(sb); + if ((sb->sb_state & SBS_CANTSENDMORE) == 0) + ub->st_mode |= S_IWUSR | S_IWGRP | S_IWOTH; + SOCKBUF_UNLOCK(sb); + } ub->st_uid = so->so_cred->cr_uid; ub->st_gid = so->so_cred->cr_gid; return (*so->so_proto->pr_usrreqs->pru_sense)(so, ub);