DPDK website maintenance
 help / color / mirror / Atom feed
From: Andy Pei <andy.pei@intel.com>
To: web@dpdk.org
Cc: andy.pei@intel.com, rosen.xu@intel.com, stable@dpdk.org
Subject: [dpdk-web] [PATCH] net/ipn3ke: check input arguement before other operation
Date: Wed, 22 May 2019 15:04:42 +0800	[thread overview]
Message-ID: <1558508682-429612-1-git-send-email-andy.pei@intel.com> (raw)

check input arguement rte_eth_dev *ethdev, ensuring ethdev
is not NULl before operation on ethdev.

Coverity issue: 337922
Fixes: 70d6b7f550f4 ("net/ipn3ke: add representor")
Cc: rosen.xu@intel.com
Cc: stable@dpdk.org

Signed-off-by: Andy Pei <andy.pei@intel.com>
---
 drivers/net/ipn3ke/ipn3ke_representor.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ipn3ke/ipn3ke_representor.c b/drivers/net/ipn3ke/ipn3ke_representor.c
index cf3b214..32d4fc8 100644
--- a/drivers/net/ipn3ke/ipn3ke_representor.c
+++ b/drivers/net/ipn3ke/ipn3ke_representor.c
@@ -735,13 +735,16 @@
 	enum rte_filter_type filter_type, enum rte_filter_op filter_op,
 	void *arg)
 {
-	struct ipn3ke_hw *hw = IPN3KE_DEV_PRIVATE_TO_HW(ethdev);
-	struct ipn3ke_rpst *rpst = IPN3KE_DEV_PRIVATE_TO_RPST(ethdev);
 	int ret = 0;
+	struct ipn3ke_hw *hw = NULL;
+	struct ipn3ke_rpst *rpst = NULL;
 
 	if (ethdev == NULL)
 		return -EINVAL;
 
+	hw = IPN3KE_DEV_PRIVATE_TO_HW(ethdev);
+	rpst = IPN3KE_DEV_PRIVATE_TO_RPST(ethdev);
+
 	if (hw->acc_flow)
 		switch (filter_type) {
 		case RTE_ETH_FILTER_GENERIC:
-- 
1.8.3.1


             reply	other threads:[~2019-05-22  7:10 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-22  7:04 Andy Pei [this message]
2019-05-23  2:31 ` Xu, Rosen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1558508682-429612-1-git-send-email-andy.pei@intel.com \
    --to=andy.pei@intel.com \
    --cc=rosen.xu@intel.com \
    --cc=stable@dpdk.org \
    --cc=web@dpdk.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).