From: Chaoyong He <chaoyong.he@corigine.com>
To: dev@dpdk.org
Cc: oss-drivers@corigine.com, Chaoyong He <chaoyong.he@corigine.com>,
stable@dpdk.org, Long Wu <long.wu@corigine.com>,
Peng Zhang <peng.zhang@corigine.com>
Subject: [PATCH 16/17] net/nfp: fix null pointer dereferences
Date: Mon, 24 Jun 2024 09:57:22 +0800 [thread overview]
Message-ID: <20240624015723.3712898-17-chaoyong.he@corigine.com> (raw)
In-Reply-To: <20240624015723.3712898-1-chaoyong.he@corigine.com>
CI found null pointer dereferences problem.
Coverity issue: 426271
Fixes: 153ef2e49ed7 ("net/nfp: add process private structure")
Cc: stable@dpdk.org
Signed-off-by: Chaoyong He <chaoyong.he@corigine.com>
Reviewed-by: Long Wu <long.wu@corigine.com>
Reviewed-by: Peng Zhang <peng.zhang@corigine.com>
---
drivers/net/nfp/nfp_net_common.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/net/nfp/nfp_net_common.c b/drivers/net/nfp/nfp_net_common.c
index 84893e2d73..aed40daa67 100644
--- a/drivers/net/nfp/nfp_net_common.c
+++ b/drivers/net/nfp/nfp_net_common.c
@@ -1265,6 +1265,8 @@ nfp_net_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
hw = nfp_net_get_hw(dev);
hw_priv = dev->process_private;
+ if (hw_priv == NULL)
+ return -EINVAL;
nfp_net_rx_desc_limits(hw_priv, &min_rx_desc, &max_rx_desc);
nfp_net_tx_desc_limits(hw, hw_priv, &min_tx_desc, &max_tx_desc);
@@ -1367,7 +1369,7 @@ nfp_net_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
}
/* Only PF supports getting speed capability. */
- if (hw_priv != NULL && hw_priv->pf_dev != NULL)
+ if (hw_priv->pf_dev != NULL)
dev_info->speed_capa = hw_priv->pf_dev->speed_capa;
return 0;
--
2.39.1
next prev parent reply other threads:[~2024-06-24 1:58 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20240624015723.3712898-1-chaoyong.he@corigine.com>
2024-06-24 1:57 ` [PATCH 03/17] net/nfp: fix link status display problem Chaoyong He
2024-06-24 1:57 ` [PATCH 04/17] net/nfp: fix coredump caused by firmware abnormal cleanup Chaoyong He
2024-06-24 1:57 ` [PATCH 05/17] net/nfp: forbid offload flow rules with empty action list Chaoyong He
2024-06-24 1:57 ` [PATCH 06/17] net/nfp: remove redundancy function call Chaoyong He
2024-06-24 1:57 ` [PATCH 07/17] net/nfp: fix flow rule match data problem Chaoyong He
2024-06-24 1:57 ` [PATCH 08/17] net/nfp: fix flow rule action " Chaoyong He
2024-06-24 1:57 ` [PATCH 11/17] net/nfp: fix flow position index problem Chaoyong He
2024-06-24 1:57 ` [PATCH 12/17] net/nfp: fix getting firmware version Chaoyong He
2024-06-24 1:57 ` [PATCH 13/17] doc: update the metadata description section Chaoyong He
2024-06-24 1:57 ` [PATCH 14/17] net/nfp: remove the unneeded logic Chaoyong He
2024-06-24 1:57 ` [PATCH 15/17] net/nfp: adapts the reverse sequence card Chaoyong He
2024-06-24 1:57 ` Chaoyong He [this message]
2024-06-24 1:57 ` [PATCH 17/17] net/nfp: fix port action core dump Chaoyong He
2024-07-07 23:57 ` Ferruh Yigit
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=20240624015723.3712898-17-chaoyong.he@corigine.com \
--to=chaoyong.he@corigine.com \
--cc=dev@dpdk.org \
--cc=long.wu@corigine.com \
--cc=oss-drivers@corigine.com \
--cc=peng.zhang@corigine.com \
--cc=stable@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).