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From: Ajit Khaparde <ajit.khaparde@broadcom.com>
To: dev@dpdk.org
Cc: ferruh.yigit@intel.com,
	Kalesh AP <kalesh-anakkur.purayil@broadcom.com>,
	stable@dpdk.org
Subject: [dpdk-dev] [PATCH v3 02/15] net/bnxt: fix possible segfault in case of probe failure
Date: Wed, 17 Jul 2019 16:11:26 +0530	[thread overview]
Message-ID: <20190717104139.21155-3-ajit.khaparde@broadcom.com> (raw)
In-Reply-To: <20190717104139.21155-1-ajit.khaparde@broadcom.com>

From: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>

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")
Cc: stable@dpdk.org

Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
---
 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) {
-- 
2.20.1 (Apple Git-117)


  parent reply	other threads:[~2019-07-17 10:42 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-12  6:06 [dpdk-dev] [PATCH 00/15] bnxt patch series Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 01/15] net/bnxt: fix extended port counter statistics Ajit Khaparde
2019-07-12 15:04   ` Stephen Hemminger
2019-07-12  6:06 ` [dpdk-dev] [PATCH 02/15] net/bnxt: fix possible segfault in case of probe failure Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 03/15] net/bnxt: do not fail VF probe when the MAC address is zero Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 04/15] net/bnxt: fix Tx hang after port stop/start Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 05/15] net/bnxt: reset Rx allocation state on port restart Ajit Khaparde
2019-07-12 12:06   ` Lance Richardson
2019-07-12 12:09     ` Lance Richardson
2019-07-12  6:06 ` [dpdk-dev] [PATCH 06/15] net/bnxt: correctly set L4 checksum error for tunnel and non-tunnel packets Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 07/15] net/bnxt: fix for doorbell register offset for Tx ring Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 08/15] net/bnxt: save the number of EM flow count Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 09/15] net/bnxt: nq doorbell cleanups Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 10/15] net/bnxt: avoid null pointer dereference Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 11/15] net/bnxt: fix to enable disable interrupts correctly in start stop Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 12/15] net/bnxt: fix to check for invalid VNIC in cleanup path Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 13/15] net/bnxt: fix a compilation warning Ajit Khaparde
2019-07-12 13:50   ` Ajit Kumar Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 14/15] net/bnxt: fix rxq count if ntuple filtering is disabled Ajit Khaparde
2019-07-12  6:06 ` [dpdk-dev] [PATCH 15/15] net/bnxt: fix to avoid sending invalid VNIC id to firmware Ajit Khaparde
2019-07-16  9:28 ` [dpdk-dev] [PATCH v2 00/15] bnxt patch series Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 01/15] net/bnxt: fix extended port counter statistics Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 02/15] net/bnxt: fix possible segfault in case of probe failure Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 03/15] net/bnxt: do not fail VF probe when the MAC address is zero Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 04/15] net/bnxt: fix Tx hang after port stop/start Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 05/15] net/bnxt: reset Rx allocation state on port restart Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 06/15] net/bnxt: correctly set L4 checksum error for tunnel and non-tunnel packets Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 07/15] net/bnxt: fix for doorbell register offset for Tx ring Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 08/15] net/bnxt: save the number of EM flow count Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 09/15] net/bnxt: nq doorbell cleanups Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 10/15] net/bnxt: avoid null pointer dereference Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 11/15] net/bnxt: fix to enable disable interrupts correctly in start stop Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 12/15] net/bnxt: fix to check for invalid VNIC in cleanup path Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 13/15] net/bnxt: fix a compilation warning Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 14/15] net/bnxt: fix rxq count if ntuple filtering is disabled Ajit Khaparde
2019-07-16  9:28   ` [dpdk-dev] [PATCH v2 15/15] net/bnxt: fix to avoid sending invalid VNIC id to firmware Ajit Khaparde
2019-07-16 18:42   ` [dpdk-dev] [PATCH v2 00/15] bnxt patch series Ferruh Yigit
2019-07-17 10:41     ` [dpdk-dev] [PATCH v3 " Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 01/15] net/bnxt: fix extended port counter statistics Ajit Khaparde
2019-07-17 10:41       ` Ajit Khaparde [this message]
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 03/15] net/bnxt: do not fail VF probe when the MAC address is zero Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 04/15] net/bnxt: fix Tx hang after port stop/start Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 05/15] net/bnxt: reset Rx allocation state on port restart Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 06/15] net/bnxt: fix L4 checksum error indication in Rx path Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 07/15] net/bnxt: fix for doorbell register offset for Tx ring Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 08/15] net/bnxt: save the number of EM flow count Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 09/15] net/bnxt: nq doorbell cleanups Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 10/15] net/bnxt: avoid null pointer dereference Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 11/15] net/bnxt: fix to enable disable interrupts correctly Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 12/15] net/bnxt: fix to check for invalid VNIC in cleanup path Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 13/15] net/bnxt: fix a compilation warning Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 14/15] net/bnxt: fix rxq count if ntuple filtering is disabled Ajit Khaparde
2019-07-17 10:41       ` [dpdk-dev] [PATCH v3 15/15] net/bnxt: fix to avoid sending invalid VNIC id to firmware Ajit Khaparde
2019-07-17 17:15       ` [dpdk-dev] [PATCH v3 00/15] bnxt patch series Ferruh Yigit

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