From patchwork Fri Jul 12 06:06:09 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ajit Khaparde X-Patchwork-Id: 56366 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id DA6591B464; Fri, 12 Jul 2019 08:06:50 +0200 (CEST) Received: from rnd-relay.smtp.broadcom.com (rnd-relay.smtp.broadcom.com [192.19.229.170]) by dpdk.org (Postfix) with ESMTP id 71DC13772 for ; Fri, 12 Jul 2019 08:06:47 +0200 (CEST) Received: from nis-sj1-27.broadcom.com (nis-sj1-27.lvn.broadcom.net [10.75.144.136]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id 19A1430C2AE; Thu, 11 Jul 2019 23:06:46 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.10.3 rnd-relay.smtp.broadcom.com 19A1430C2AE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1562911606; bh=SxE7+6obtjLZnCYUyITtjSg4RDGYY3FYkyhdlpg3Ibg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=D2zkOSwfjFwWR/MmYfYrm5fYbR2DmevYQZQ0IvyFnivb7L6bGOPUudYnvNb1nOJNz fYad3a8ogk5N76vy4w4dz5+6GwPUEzrOPy3D2zyxiiM+itZBiMH72K6lMGghpC+hT6 STMxs0hQlHwgUKZwSPBXLOlCPxS6aYFEY1HSg+7Q= Received: from localhost.localdomain (unknown [10.230.44.246]) by nis-sj1-27.broadcom.com (Postfix) with ESMTP id 6C81EAC0791; Thu, 11 Jul 2019 23:06:44 -0700 (PDT) From: Ajit Khaparde To: dev@dpdk.org Cc: ferruh.yigit@intel.com, Kalesh AP Date: Fri, 12 Jul 2019 11:36:09 +0530 Message-Id: <20190712060622.76975-3-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.20.1 (Apple Git-117) In-Reply-To: <20190712060622.76975-1-ajit.khaparde@broadcom.com> References: <20190712060622.76975-1-ajit.khaparde@broadcom.com> MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH 02/15] net/bnxt: fix possible segfault in case of probe failure X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Kalesh AP Fixed couple of possible segfaults due to NULL pointer dereference in case of probe failure. Fixes: c09f57b49c13 ("net/bnxt: add start/stop/link update operations") Signed-off-by: Kalesh AP Signed-off-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_irq.c | 3 +++ drivers/net/bnxt/bnxt_vnic.c | 3 +++ 2 files changed, 6 insertions(+) diff --git a/drivers/net/bnxt/bnxt_irq.c b/drivers/net/bnxt/bnxt_irq.c index 0bb3eb4fa..61f7498a5 100644 --- a/drivers/net/bnxt/bnxt_irq.c +++ b/drivers/net/bnxt/bnxt_irq.c @@ -52,6 +52,9 @@ void bnxt_free_int(struct bnxt *bp) { struct bnxt_irq *irq; + if (bp->irq_tbl == NULL) + return; + irq = bp->irq_tbl; if (irq) { if (irq->requested) { diff --git a/drivers/net/bnxt/bnxt_vnic.c b/drivers/net/bnxt/bnxt_vnic.c index 262cfc18d..20e5bf2d1 100644 --- a/drivers/net/bnxt/bnxt_vnic.c +++ b/drivers/net/bnxt/bnxt_vnic.c @@ -89,6 +89,9 @@ void bnxt_free_vnic_attributes(struct bnxt *bp) struct bnxt_vnic_info *vnic; unsigned int i; + if (bp->vnic_info == NULL) + return; + for (i = 0; i < bp->max_vnics; i++) { vnic = &bp->vnic_info[i]; if (vnic->rss_table) {