DPDK patches and discussions
 help / color / mirror / Atom feed
From: Andy Green <andy@warmcat.com>
To: dev@dpdk.org
Subject: [dpdk-dev] [PATCH v2 04/18] drivers/net/axgbe: fix broken eeprom string comp
Date: Wed, 09 May 2018 09:31:10 +0800	[thread overview]
Message-ID: <152582947084.6809.13039645356856148404.stgit@localhost.localdomain> (raw)
In-Reply-To: <152582834896.6809.14521072557832633661.stgit@localhost.localdomain>

/home/agreen/projects/dpdk/drivers/net/axgbe/axgbe_phy_impl.c:576:6:
error: ‘__builtin_memcmp_eq’ reading 16 bytes from a region of
size 9 [-Werror=stringop-overflow=]
  if (memcmp(&sfp_eeprom->base[AXGBE_SFP_BASE_VENDOR_NAME],
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      AXGBE_BEL_FUSE_VENDOR, AXGBE_SFP_BASE_VENDOR_NAME_LEN))

Signed-off-by: Andy Green <andy@warmcat.com>
---
 drivers/net/axgbe/axgbe_phy_impl.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/axgbe/axgbe_phy_impl.c b/drivers/net/axgbe/axgbe_phy_impl.c
index dfa908dd8..973177f69 100644
--- a/drivers/net/axgbe/axgbe_phy_impl.c
+++ b/drivers/net/axgbe/axgbe_phy_impl.c
@@ -574,11 +574,11 @@ static bool axgbe_phy_belfuse_parse_quirks(struct axgbe_port *pdata)
 	struct axgbe_sfp_eeprom *sfp_eeprom = &phy_data->sfp_eeprom;
 
 	if (memcmp(&sfp_eeprom->base[AXGBE_SFP_BASE_VENDOR_NAME],
-		   AXGBE_BEL_FUSE_VENDOR, AXGBE_SFP_BASE_VENDOR_NAME_LEN))
+		   AXGBE_BEL_FUSE_VENDOR, strlen(AXGBE_BEL_FUSE_VENDOR)))
 		return false;
 
 	if (!memcmp(&sfp_eeprom->base[AXGBE_SFP_BASE_VENDOR_PN],
-		    AXGBE_BEL_FUSE_PARTNO, AXGBE_SFP_BASE_VENDOR_PN_LEN)) {
+		    AXGBE_BEL_FUSE_PARTNO, strlen(AXGBE_BEL_FUSE_PARTNO))) {
 		phy_data->sfp_base = AXGBE_SFP_BASE_1000_SX;
 		phy_data->sfp_cable = AXGBE_SFP_CABLE_ACTIVE;
 		phy_data->sfp_speed = AXGBE_SFP_SPEED_1000;

  parent reply	other threads:[~2018-05-09  1:40 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-09  1:30 [dpdk-dev] [PATCH v2 00/18] Fix build on gcc8 and various bugs Andy Green
2018-05-09  1:30 ` [dpdk-dev] [PATCH v2 01/18] lib/libtre_table: workaround hash function cast error Andy Green
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 02/18] drivers/bus/pci: fix strncpy dangerous code Andy Green
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 03/18] drivers/bus/dpaa: fix inconsistent struct alignment Andy Green
2018-05-09  8:06   ` Hemant Agrawal
2018-05-09  1:31 ` Andy Green [this message]
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 05/18] drivers/net/nfp/nfpcore: fix strncpy misuse Andy Green
2018-05-09  9:49   ` Alejandro Lucero
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 06/18] drivers/net/nfp/nfpcore: fix off-by-one and no NUL on strncpy use Andy Green
2018-05-09  9:53   ` Alejandro Lucero
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 07/18] drivers/net/nfp: don't memcpy out of source range Andy Green
2018-05-09  9:54   ` Alejandro Lucero
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 08/18] drivers/net/nfp: fix buffer overflow in fw_name Andy Green
2018-05-09 10:04   ` Alejandro Lucero
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 09/18] drivers/net/qede: fix strncpy constant and NUL Andy Green
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 10/18] drivers/net/qede: fix broken strncpy Andy Green
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 11/18] drivers/net/sfc: fix strncpy length Andy Green
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 12/18] drivers/net/sfc: fix strncpy size and NUL Andy Green
2018-05-09  1:31 ` [dpdk-dev] [PATCH v2 13/18] drivers/net/vdev: readlink inputs cannot be aliased Andy Green
2018-05-09 15:33   ` Stephen Hemminger
2018-05-09  1:32 ` [dpdk-dev] [PATCH v2 14/18] drivers/net/vdev: fix 3 x strncpy misuse Andy Green
2018-05-09  1:32 ` [dpdk-dev] [PATCH v2 15/18] app/test-pmd: can't find include Andy Green
2018-05-09  1:32 ` [dpdk-dev] [PATCH v2 16/18] app/proc-info: fix sprintf overrun bug Andy Green
2018-05-09  1:32 ` [dpdk-dev] [PATCH v2 17/18] app/test-bbdev: test-bbdev: strcpy ok for allocated string Andy Green
2018-05-09  1:32 ` [dpdk-dev] [PATCH v2 18/18] app/test-bbdev: " Andy Green

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=152582947084.6809.13039645356856148404.stgit@localhost.localdomain \
    --to=andy@warmcat.com \
    --cc=dev@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).