From nobody Mon Jul 28 12:46:24 2025 X-Original-To: dev-commits-src-main@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4brJBS3YrSz631lB; Mon, 28 Jul 2025 12:46:24 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4brJBS2kBKz3mw7; Mon, 28 Jul 2025 12:46:24 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1753706784; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=h54xAd8PSXMDRsRQ76hLJ/0RzY6jlUiDjbur/uSUvio=; b=uhDwLmQJ0/ebTTgm10dnxzXHPJ5RZkzkW8akZ6RzECYogSJoR4nhf8LYaN6GNPpm4Jtu0v SToA+y45r7ZN9D/wObHBQ8yvf4QNPLSjb0HzEYUDJQVzWb/mVXzvGRtwjd/pKmG55JAER7 VlxBQMB3AzWmGdqQfLGLN3TQUI22X0/1Rr7ep+enByelr61ZP0DM4Rwz8XWxHBaK9VRu/7 zQ2UAdDrFw76lYUjyBEC0ouUabwQ6vHbbiTI4zlBiUIajZQyG9hBzB6N5uexJtjeblxDI8 /Gtyz0/T3o+Yo0eEGeOklakzuP/6FtrMfIe/yOfvrUDFzRTZsoky6J3ZviVHTg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1753706784; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=h54xAd8PSXMDRsRQ76hLJ/0RzY6jlUiDjbur/uSUvio=; b=X9BM7nkLEk4f9YteeGzHfLvWzo/Wz8UsCPnCFTMWcpDDtNvRx5LVQCgmDYmrFls6FnNeJI eiMJ6pM9C8luyJclyxpetApllaVs+3mYs2yLd6YUzrJfbHSO2KhKwKTZ8n0RdWigarSGNh jRhv5+9vZf/yNhrCLWSI0YRRhxgQGUymP0PjDV94815r64F/AzMmNADb/Udj+Jh7fEN+EN YJw+2i0zk1KMJm/GeqiF8rYTXCXZFtvZfsPjNRDU8KoAYhGTaswj1Y/yYDKMo9MHLfo4Hy 29+LHPxXKbFr9lr3lk82EVLZ2m6yYTKcF9UeW1stHcaMH8uRJS4XdHKygozlWg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1753706784; a=rsa-sha256; cv=none; b=x7/R60UNbjMFqcN60GxdT1Pc15Asf3jJ3cLYKOWcQsRUhi0/N/Pbu0JUlVlXveMmSNDOBI 9vsmlwvhFjmRIXDpvXp2wNCWYkqJMRxXjXbW21OqpxC6n8ci+/oFfgcQIFDl7mgF4midbo jQDPOEnHvmKnyTCvL9h/jwawEBCS/+SzWN0upYWEDKMs+2ofoIVsoLazOiEdOGmDmrEKDE X5qDCYDmTH/Xxh4iBJIhACGW67Vv5CwGjrRzSCOjfyGDLECbAKafdUbC2VBlCB44Em0fsR XTZlFuvW1TD2ZyUmEClqQIoJmOTibK1dF6XrwITDm0txqEJ5YYmqWKWz2EjWKg== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4brJBS1Gf6zmbV; Mon, 28 Jul 2025 12:46:24 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.18.1/8.18.1) with ESMTP id 56SCkOtq093295; Mon, 28 Jul 2025 12:46:24 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 56SCkOYm093292; Mon, 28 Jul 2025 12:46:24 GMT (envelope-from git) Date: Mon, 28 Jul 2025 12:46:24 GMT Message-Id: <202507281246.56SCkOYm093292@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Lexi Winter Subject: git: f252caf0015a - main - bridge: exterr-ize List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: ivy X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: f252caf0015a892b2c362719d0098ed654c65bc3 Auto-Submitted: auto-generated The branch main has been updated by ivy: URL: https://cgit.FreeBSD.org/src/commit/?id=f252caf0015a892b2c362719d0098ed654c65bc3 commit f252caf0015a892b2c362719d0098ed654c65bc3 Author: Lexi Winter AuthorDate: 2025-07-27 15:09:49 +0000 Commit: Lexi Winter CommitDate: 2025-07-28 09:17:36 +0000 bridge: exterr-ize While here, tweak a couple of comments and order includes. Reviewed by: kib Differential Revision: https://reviews.freebsd.org/D51181 --- sys/net/if_bridge.c | 146 ++++++++++++++++++++++++++++++--------------------- sys/sys/exterr_cat.h | 1 + 2 files changed, 88 insertions(+), 59 deletions(-) diff --git a/sys/net/if_bridge.c b/sys/net/if_bridge.c index 5b3ee740d75e..3327c863468f 100644 --- a/sys/net/if_bridge.c +++ b/sys/net/if_bridge.c @@ -76,31 +76,34 @@ * heterogeneous bridges). */ -#include #include "opt_inet.h" #include "opt_inet6.h" +#define EXTERR_CATEGORY EXTERR_CAT_BRIDGE + #include +#include /* string functions */ #include -#include +#include +#include +#include +#include #include +#include +#include +#include +#include +#include #include +#include #include -#include -#include #include /* for net/if.h */ #include -#include /* string functions */ -#include -#include #include #include +#include + #include -#include -#include -#include -#include -#include #include #include @@ -986,31 +989,37 @@ bridge_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) case SIOCGDRVSPEC: case SIOCSDRVSPEC: if (ifd->ifd_cmd >= bridge_control_table_size) { - error = EINVAL; + error = EXTERROR(EINVAL, "Invalid control command"); break; } bc = &bridge_control_table[ifd->ifd_cmd]; if (cmd == SIOCGDRVSPEC && (bc->bc_flags & BC_F_COPYOUT) == 0) { - error = EINVAL; + error = EXTERROR(EINVAL, + "Inappropriate ioctl for command " + "(expected SIOCSDRVSPEC)"); break; } else if (cmd == SIOCSDRVSPEC && (bc->bc_flags & BC_F_COPYOUT) != 0) { - error = EINVAL; + error = EXTERROR(EINVAL, + "Inappropriate ioctl for command " + "(expected SIOCGDRVSPEC)"); break; } if (bc->bc_flags & BC_F_SUSER) { error = priv_check(td, PRIV_NET_BRIDGE); - if (error) + if (error) { + EXTERROR(error, "PRIV_NET_BRIDGE required"); break; + } } if (ifd->ifd_len != bc->bc_argsize || ifd->ifd_len > sizeof(args)) { - error = EINVAL; + error = EXTERROR(EINVAL, "Invalid argument size"); break; } @@ -1062,7 +1071,8 @@ bridge_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) oldmtu = sc->sc_ifp->if_mtu; if (ifr->ifr_mtu < IF_MINMTU) { - error = EINVAL; + error = EXTERROR(EINVAL, + "Requested MTU is lower than IF_MINMTU"); break; } if (CK_LIST_EMPTY(&sc->sc_iflist)) { @@ -1088,6 +1098,8 @@ bridge_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data) (*bif->bif_ifp->if_ioctl)(bif->bif_ifp, SIOCSIFMTU, (caddr_t)ifr); } + EXTERROR(error, + "Failed to set MTU on member interface"); } else { sc->sc_ifp->if_mtu = ifr->ifr_mtu; } @@ -1125,14 +1137,14 @@ bridge_mutecaps(struct bridge_softc *sc) mask = BRIDGE_IFCAPS_MASK; CK_LIST_FOREACH(bif, &sc->sc_iflist, bif_next) { - /* Every member must support it or its disabled */ + /* Every member must support it or it's disabled */ mask &= bif->bif_savedcaps; } CK_LIST_FOREACH(bif, &sc->sc_iflist, bif_next) { enabled = bif->bif_ifp->if_capenable; enabled &= ~BRIDGE_IFCAPS_STRIP; - /* strip off mask bits and enable them again if allowed */ + /* Strip off mask bits and enable them again if allowed */ enabled &= ~BRIDGE_IFCAPS_MASK; enabled |= mask; bridge_set_ifcap(sc, bif, enabled); @@ -1282,7 +1294,7 @@ bridge_delete_member(struct bridge_softc *sc, struct bridge_iflist *bif, #endif break; } - /* reneable any interface capabilities */ + /* Re-enable any interface capabilities */ bridge_set_ifcap(sc, bif, bif->bif_savedcaps); } bstp_destroy(&bif->bif_stp); /* prepare to free */ @@ -1318,21 +1330,25 @@ bridge_ioctl_add(struct bridge_softc *sc, void *arg) ifs = ifunit(req->ifbr_ifsname); if (ifs == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "No such interface", + req->ifbr_ifsname)); if (ifs->if_ioctl == NULL) /* must be supported */ - return (EINVAL); + return (EXTERROR(EINVAL, "Interface must support ioctl(2)")); /* If it's in the span list, it can't be a member. */ CK_LIST_FOREACH(bif, &sc->sc_spanlist, bif_next) if (ifs == bif->bif_ifp) - return (EBUSY); + return (EXTERROR(EBUSY, + "Span interface cannot be a member")); if (ifs->if_bridge) { struct bridge_iflist *sbif = ifs->if_bridge; if (sbif->bif_sc == sc) - return (EEXIST); + return (EXTERROR(EEXIST, + "Interface is already a member of this bridge")); - return (EBUSY); + return (EXTERROR(EBUSY, + "Interface is already a member of another bridge")); } switch (ifs->if_type) { @@ -1342,7 +1358,7 @@ bridge_ioctl_add(struct bridge_softc *sc, void *arg) /* permitted interface types */ break; default: - return (EINVAL); + return (EXTERROR(EINVAL, "Unsupported interface type")); } #ifdef INET6 @@ -1394,11 +1410,15 @@ bridge_ioctl_add(struct bridge_softc *sc, void *arg) CK_STAILQ_FOREACH(ifa, &ifs->if_addrhead, ifa_link) { #ifdef INET if (ifa->ifa_addr->sa_family == AF_INET) - return (EINVAL); + return (EXTERROR(EINVAL, + "Member interface may not have " + "an IPv4 address configured")); #endif #ifdef INET6 if (ifa->ifa_addr->sa_family == AF_INET6) - return (EINVAL); + return (EXTERROR(EINVAL, + "Member interface may not have " + "an IPv6 address configured")); #endif } } @@ -1420,7 +1440,8 @@ bridge_ioctl_add(struct bridge_softc *sc, void *arg) " new member %s\n", sc->sc_ifp->if_xname, ifr.ifr_mtu, ifs->if_xname); - return (EINVAL); + return (EXTERROR(EINVAL, + "Failed to set MTU on new member")); } } @@ -1482,7 +1503,7 @@ bridge_ioctl_del(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->ifbr_ifsname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); bridge_delete_member(sc, bif, 0); @@ -1498,7 +1519,7 @@ bridge_ioctl_gifflags(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->ifbr_ifsname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); bp = &bif->bif_stp; req->ifbr_ifsflags = bif->bif_flags; @@ -1541,12 +1562,12 @@ bridge_ioctl_sifflags(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->ifbr_ifsname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); bp = &bif->bif_stp; if (req->ifbr_ifsflags & IFBIF_SPAN) /* SPAN is readonly */ - return (EINVAL); + return (EXTERROR(EINVAL, "Span interface cannot be modified")); NET_EPOCH_ENTER(et); @@ -1555,7 +1576,8 @@ bridge_ioctl_sifflags(struct bridge_softc *sc, void *arg) error = bstp_enable(&bif->bif_stp); if (error) { NET_EPOCH_EXIT(et); - return (error); + return (EXTERROR(error, + "Failed to enable STP")); } } } else { @@ -1724,7 +1746,7 @@ bridge_ioctl_saddr(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->ifba_ifsname); if (bif == NULL) { NET_EPOCH_EXIT(et); - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); } /* bridge_rtupdate() may acquire the lock. */ @@ -1858,7 +1880,7 @@ bridge_ioctl_sifprio(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->ifbr_ifsname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); return (bstp_set_port_priority(&bif->bif_stp, req->ifbr_priority)); } @@ -1871,7 +1893,7 @@ bridge_ioctl_sifcost(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->ifbr_ifsname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); return (bstp_set_path_cost(&bif->bif_stp, req->ifbr_path_cost)); } @@ -1884,7 +1906,7 @@ bridge_ioctl_sifmaxaddr(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->ifbr_ifsname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); bif->bif_addrmax = req->ifbr_addrmax; return (0); @@ -1898,10 +1920,10 @@ bridge_ioctl_sifuntagged(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->ifbr_ifsname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); if (req->ifbr_untagged > DOT1Q_VID_MAX) - return (EINVAL); + return (EXTERROR(EINVAL, "Invalid VLAN ID")); if (req->ifbr_untagged != DOT1Q_VID_NULL) bif->bif_flags |= IFBIF_VLANFILTER; @@ -1917,12 +1939,12 @@ bridge_ioctl_sifvlanset(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->bv_ifname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); /* Reject invalid VIDs. */ if (BRVLAN_TEST(&req->bv_set, DOT1Q_VID_NULL) || BRVLAN_TEST(&req->bv_set, DOT1Q_VID_RSVD_IMPL)) - return (EINVAL); + return (EXTERROR(EINVAL, "Invalid VLAN ID in set")); switch (req->bv_op) { /* Replace the existing vlan set with the new set */ @@ -1942,7 +1964,8 @@ bridge_ioctl_sifvlanset(struct bridge_softc *sc, void *arg) /* Invalid or unknown operation */ default: - return (EINVAL); + return (EXTERROR(EINVAL, + "Unsupported BRDGSIFVLANSET operation")); } /* @@ -1962,7 +1985,7 @@ bridge_ioctl_gifvlanset(struct bridge_softc *sc, void *arg) bif = bridge_lookup_member(sc, req->bv_ifname); if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a bridge member")); BIT_COPY(BRVLAN_SETSIZE, &bif->bif_vlan_set, &req->bv_set); return (0); @@ -1977,14 +2000,16 @@ bridge_ioctl_addspan(struct bridge_softc *sc, void *arg) ifs = ifunit(req->ifbr_ifsname); if (ifs == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "No such interface")); CK_LIST_FOREACH(bif, &sc->sc_spanlist, bif_next) if (ifs == bif->bif_ifp) - return (EBUSY); + return (EXTERROR(EBUSY, + "Interface is already a span port")); if (ifs->if_bridge != NULL) - return (EBUSY); + return (EXTERROR(EEXIST, + "Interface is already a bridge member")); switch (ifs->if_type) { case IFT_ETHER: @@ -1992,7 +2017,7 @@ bridge_ioctl_addspan(struct bridge_softc *sc, void *arg) case IFT_L2VLAN: break; default: - return (EINVAL); + return (EXTERROR(EINVAL, "Unsupported interface type")); } bif = malloc(sizeof(*bif), M_DEVBUF, M_NOWAIT|M_ZERO); @@ -2016,14 +2041,14 @@ bridge_ioctl_delspan(struct bridge_softc *sc, void *arg) ifs = ifunit(req->ifbr_ifsname); if (ifs == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "No such interface")); CK_LIST_FOREACH(bif, &sc->sc_spanlist, bif_next) if (ifs == bif->bif_ifp) break; if (bif == NULL) - return (ENOENT); + return (EXTERROR(ENOENT, "Interface is not a span port")); bridge_delete_span(sc, bif); @@ -3244,10 +3269,11 @@ bridge_rtupdate(struct bridge_softc *sc, const uint8_t *dst, BRIDGE_LOCK_OR_NET_EPOCH_ASSERT(sc); /* Check the source address is valid and not multicast. */ - if (ETHER_IS_MULTICAST(dst) || - (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 && - dst[3] == 0 && dst[4] == 0 && dst[5] == 0) != 0) - return (EINVAL); + if (ETHER_IS_MULTICAST(dst)) + return (EXTERROR(EINVAL, "Multicast address not permitted")); + if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 && + dst[3] == 0 && dst[4] == 0 && dst[5] == 0) + return (EXTERROR(EINVAL, "Zero address not permitted")); /* * A route for this destination might already exist. If so, @@ -3266,13 +3292,14 @@ bridge_rtupdate(struct bridge_softc *sc, const uint8_t *dst, if (sc->sc_brtcnt >= sc->sc_brtmax) { sc->sc_brtexceeded++; BRIDGE_RT_UNLOCK(sc); - return (ENOSPC); + return (EXTERROR(ENOSPC, "Address table is full")); } /* Check per interface address limits (if enabled) */ if (bif->bif_addrmax && bif->bif_addrcnt >= bif->bif_addrmax) { bif->bif_addrexceeded++; BRIDGE_RT_UNLOCK(sc); - return (ENOSPC); + return (EXTERROR(ENOSPC, + "Interface address limit exceeded")); } /* @@ -3283,7 +3310,8 @@ bridge_rtupdate(struct bridge_softc *sc, const uint8_t *dst, brt = uma_zalloc(V_bridge_rtnode_zone, M_NOWAIT | M_ZERO); if (brt == NULL) { BRIDGE_RT_UNLOCK(sc); - return (ENOMEM); + return (EXTERROR(ENOMEM, + "Cannot allocate address node")); } brt->brt_vnet = curvnet; @@ -3631,7 +3659,7 @@ bridge_rtnode_insert(struct bridge_softc *sc, struct bridge_rtnode *brt) do { dir = bridge_rtnode_addr_cmp(brt->brt_addr, lbrt->brt_addr); if (dir == 0 && brt->brt_vlan == lbrt->brt_vlan) - return (EEXIST); + return (EXTERROR(EEXIST, "Address already exists")); if (dir > 0) { CK_LIST_INSERT_BEFORE(lbrt, brt, brt_hash); goto out; diff --git a/sys/sys/exterr_cat.h b/sys/sys/exterr_cat.h index cab94ac511a5..a8e1f56e132e 100644 --- a/sys/sys/exterr_cat.h +++ b/sys/sys/exterr_cat.h @@ -18,6 +18,7 @@ #define EXTERR_CAT_FUSE 4 #define EXTERR_CAT_INOTIFY 5 #define EXTERR_CAT_GENIO 6 +#define EXTERR_CAT_BRIDGE 7 #endif