patches for DPDK stable branches
 help / color / mirror / Atom feed
From: Wenjun Wu <wenjun1.wu@intel.com>
To: dev@dpdk.org, qiming.yang@intel.com, qi.z.zhang@intel.com
Cc: Wenjun Wu <wenjun1.wu@intel.com>, stable@dpdk.org
Subject: [dpdk-stable] [PATCH v1] net/ice: fix unchecked return value
Date: Fri, 26 Feb 2021 10:25:42 +0800
Message-ID: <20210226022542.214104-1-wenjun1.wu@intel.com> (raw)

Fix unchecked return values reported by coverity.

Coverity issue: 349907
Fixes: 03a05924dad0 ("net/ice: support device-specific DDP package loading")
Cc: stable@dpdk.org

Signed-off-by: Wenjun Wu <wenjun1.wu@intel.com>
---
 drivers/net/ice/ice_ethdev.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index dfd99ace9..dfb43b92d 100644
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -1663,8 +1663,14 @@ ice_pkg_file_search_path(struct rte_pci_device *pci_dev, char *pkg_file)
 	pos = rte_pci_find_ext_capability(pci_dev, RTE_PCI_EXT_CAP_ID_DSN);
 
 	if (pos) {
-		rte_pci_read_config(pci_dev, &dsn_low, 4, pos + 4);
-		rte_pci_read_config(pci_dev, &dsn_high, 4, pos + 8);
+		if (rte_pci_read_config(pci_dev, &dsn_low, 4, pos + 4) < 0) {
+			PMD_INIT_LOG(ERR, "Failed to read pci config space");
+			return -1;
+		}
+		if (rte_pci_read_config(pci_dev, &dsn_high, 4, pos + 8) < 0) {
+			PMD_INIT_LOG(ERR, "Failed to read pci config space");
+			return -1;
+		}
 		snprintf(opt_ddp_filename, ICE_MAX_PKG_FILENAME_SIZE,
 			 "ice-%08x%08x.pkg", dsn_high, dsn_low);
 	} else {
-- 
2.25.1


                 reply	other threads:[~2021-02-26  2:41 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

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=20210226022542.214104-1-wenjun1.wu@intel.com \
    --to=wenjun1.wu@intel.com \
    --cc=dev@dpdk.org \
    --cc=qi.z.zhang@intel.com \
    --cc=qiming.yang@intel.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

patches for DPDK stable branches

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://inbox.dpdk.org/stable/0 stable/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 stable stable/ https://inbox.dpdk.org/stable \
		stable@dpdk.org
	public-inbox-index stable

Example config snippet for mirrors.
Newsgroup available over NNTP:
	nntp://inbox.dpdk.org/inbox.dpdk.stable


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git