From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hal Rosenstock Subject: [PATCH] infiniband-diags/libibnetdisc/ibnetdisc.c: Fix possible overrun of path Date: Wed, 08 Jun 2011 08:47:15 -0400 Message-ID: <4DEF6F53.4060304@dev.mellanox.co.il> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Ira Weiny Cc: "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-rdma@vger.kernel.org when path->cnt is 63 in add_port_to_dpath Signed-off-by: Hal Rosenstock --- diff --git a/libibnetdisc/src/ibnetdisc.c b/libibnetdisc/src/ibnetdisc.c index 7ba87fd..4a4f33b 100644 --- a/libibnetdisc/src/ibnetdisc.c +++ b/libibnetdisc/src/ibnetdisc.c @@ -80,7 +80,7 @@ static int query_switch_info(smp_engine_t * engine, ib_portid_t * portid, static int add_port_to_dpath(ib_dr_path_t * path, int nextport) { - if (path->cnt > sizeof(path->p) - 1) + if (path->cnt > sizeof(path->p) - 2) return -1; ++path->cnt; path->p[path->cnt] = (uint8_t) nextport; -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html