From: kernel test robot <lkp@intel.com>
To: Hans Schultz <netdev@kapio-technology.com>,
davem@davemloft.net, kuba@kernel.org
Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org,
netdev@vger.kernel.org,
Hans Schultz <netdev@kapio-technology.com>,
Andrew Lunn <andrew@lunn.ch>,
Vivien Didelot <vivien.didelot@gmail.com>,
Florian Fainelli <f.fainelli@gmail.com>,
Vladimir Oltean <olteanv@gmail.com>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>, Jiri Pirko <jiri@resnulli.us>,
Ivan Vecera <ivecera@redhat.com>, Roopa Prabhu <roopa@nvidia.com>,
Nikolay Aleksandrov <razor@blackwall.org>,
Shuah Khan <skhan@linuxfoundation.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Ido Schimmel <idosch@nvidia.com>,
linux-kernel@vger.kernel.org, bridge@lists.linux-foundation.org,
linux-kselftest@vger.kernel.org
Subject: Re: [PATCH v4 net-next 5/6] net: dsa: mv88e6xxx: mac-auth/MAB implementation
Date: Fri, 8 Jul 2022 17:46:12 +0800 [thread overview]
Message-ID: <202207081751.PPV8GRpf-lkp@intel.com> (raw)
In-Reply-To: <20220707152930.1789437-6-netdev@kapio-technology.com>
Hi Hans,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on net/master]
[also build test WARNING on shuah-kselftest/next linus/master v5.19-rc5]
[cannot apply to net-next/master next-20220707]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Hans-Schultz/Extend-locked-port-feature-with-FDB-locked-flag-MAC-Auth-MAB/20220707-233246
base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git 07266d066301b97ad56a693f81b29b7ced429b27
config: x86_64-randconfig-a005 (https://download.01.org/0day-ci/archive/20220708/202207081751.PPV8GRpf-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 562c3467a6738aa89203f72fc1d1343e5baadf3c)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/74f76ae0b0d4b12864a0cf5ff3c0685bc420aea3
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Hans-Schultz/Extend-locked-port-feature-with-FDB-locked-flag-MAC-Auth-MAB/20220707-233246
git checkout 74f76ae0b0d4b12864a0cf5ff3c0685bc420aea3
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/net/dsa/mv88e6xxx/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/net/dsa/mv88e6xxx/chip.c:1696:6: warning: variable 'err' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized]
if (mv88e6xxx_port_is_locked(chip, port))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/dsa/mv88e6xxx/chip.c:1698:6: note: uninitialized use occurs here
if (err)
^~~
drivers/net/dsa/mv88e6xxx/chip.c:1696:2: note: remove the 'if' if its condition is always true
if (mv88e6xxx_port_is_locked(chip, port))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/net/dsa/mv88e6xxx/chip.c:1694:9: note: initialize the variable 'err' to silence this warning
int err;
^
= 0
1 warning generated.
vim +1696 drivers/net/dsa/mv88e6xxx/chip.c
1690
1691 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1692 {
1693 struct mv88e6xxx_chip *chip = ds->priv;
1694 int err;
1695
> 1696 if (mv88e6xxx_port_is_locked(chip, port))
1697 err = mv88e6xxx_atu_locked_entry_flush(ds, port);
1698 if (err)
1699 dev_err(chip->ds->dev, "p%d: failed to clear locked entries: %d\n",
1700 port, err);
1701
1702 mv88e6xxx_reg_lock(chip);
1703 err = mv88e6xxx_port_fast_age_fid(chip, port, 0);
1704 mv88e6xxx_reg_unlock(chip);
1705
1706 if (err)
1707 dev_err(chip->ds->dev, "p%d: failed to flush ATU: %d\n",
1708 port, err);
1709 }
1710
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next prev parent reply other threads:[~2022-07-08 9:46 UTC|newest]
Thread overview: 115+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-07 15:29 [PATCH v4 net-next 0/6] Extend locked port feature with FDB locked flag (MAC-Auth/MAB) Hans Schultz
2022-07-07 15:29 ` [Bridge] " Hans Schultz
2022-07-07 15:29 ` [PATCH v4 net-next 1/6] net: bridge: add locked entry fdb flag to extend locked port feature Hans Schultz
2022-07-07 15:29 ` [Bridge] " Hans Schultz
2022-07-10 8:20 ` Ido Schimmel
2022-07-10 8:20 ` [Bridge] " Ido Schimmel
2022-07-07 15:29 ` [PATCH v4 net-next 2/6] net: switchdev: add support for offloading of fdb locked flag Hans Schultz
2022-07-07 15:29 ` [Bridge] " Hans Schultz
2022-07-08 8:54 ` Vladimir Oltean
2022-07-08 8:54 ` [Bridge] " Vladimir Oltean
2022-08-02 8:27 ` netdev
2022-08-02 8:27 ` [Bridge] " netdev
2022-08-02 10:13 ` netdev
2022-08-02 10:13 ` [Bridge] " netdev
2022-07-07 15:29 ` [PATCH v4 net-next 3/6] drivers: net: dsa: add locked fdb entry flag to drivers Hans Schultz
2022-07-07 15:29 ` [Bridge] " Hans Schultz
2022-07-08 7:12 ` kernel test robot
2022-07-08 8:49 ` Vladimir Oltean
2022-07-08 8:49 ` [Bridge] " Vladimir Oltean
2022-07-08 9:06 ` netdev
2022-07-08 9:06 ` [Bridge] " netdev
2022-07-08 9:15 ` Vladimir Oltean
2022-07-08 9:15 ` [Bridge] " Vladimir Oltean
2022-07-08 9:27 ` netdev
2022-07-08 9:27 ` [Bridge] " netdev
2022-07-08 9:50 ` netdev
2022-07-08 9:50 ` [Bridge] " netdev
2022-07-08 11:56 ` Vladimir Oltean
2022-07-08 11:56 ` [Bridge] " Vladimir Oltean
2022-07-08 12:34 ` netdev
2022-07-08 12:34 ` [Bridge] " netdev
2022-07-10 8:35 ` Ido Schimmel
2022-07-10 8:35 ` [Bridge] " Ido Schimmel
2022-07-13 7:09 ` netdev
2022-07-13 7:09 ` [Bridge] " netdev
2022-07-13 12:39 ` Ido Schimmel
2022-07-13 12:39 ` [Bridge] " Ido Schimmel
2022-07-17 12:21 ` netdev
2022-07-17 12:21 ` [Bridge] " netdev
2022-07-17 12:57 ` Vladimir Oltean
2022-07-17 12:57 ` [Bridge] " Vladimir Oltean
2022-07-17 13:09 ` netdev
2022-07-17 13:09 ` [Bridge] " netdev
2022-07-17 13:59 ` Vladimir Oltean
2022-07-17 13:59 ` [Bridge] " Vladimir Oltean
2022-07-17 14:57 ` netdev
2022-07-17 14:57 ` [Bridge] " netdev
2022-07-17 15:08 ` Vladimir Oltean
2022-07-17 15:08 ` [Bridge] " Vladimir Oltean
2022-07-17 16:10 ` netdev
2022-07-17 16:10 ` [Bridge] " netdev
2022-07-21 11:54 ` Vladimir Oltean
2022-07-21 11:54 ` [Bridge] " Vladimir Oltean
2022-07-17 15:20 ` Ido Schimmel
2022-07-17 15:20 ` [Bridge] " Ido Schimmel
2022-07-17 15:53 ` netdev
2022-07-17 15:53 ` [Bridge] " netdev
2022-07-21 11:59 ` Vladimir Oltean
2022-07-21 11:59 ` [Bridge] " Vladimir Oltean
2022-07-21 13:27 ` Ido Schimmel
2022-07-21 13:27 ` [Bridge] " Ido Schimmel
2022-07-21 14:20 ` Vladimir Oltean
2022-07-21 14:20 ` [Bridge] " Vladimir Oltean
2022-07-24 11:10 ` Ido Schimmel
2022-07-24 11:10 ` [Bridge] " Ido Schimmel
2022-08-01 11:57 ` netdev
2022-08-01 11:57 ` [Bridge] " netdev
2022-08-01 13:14 ` netdev
2022-08-01 13:14 ` [Bridge] " netdev
2022-08-02 12:54 ` netdev
2022-08-02 12:54 ` [Bridge] " netdev
2022-08-01 15:33 ` netdev
2022-08-01 15:33 ` [Bridge] " netdev
2022-08-09 9:20 ` Ido Schimmel
2022-08-09 9:20 ` [Bridge] " Ido Schimmel
2022-08-09 20:00 ` netdev
2022-08-09 20:00 ` [Bridge] " netdev
2022-08-10 7:21 ` Ido Schimmel
2022-08-10 7:21 ` [Bridge] " Ido Schimmel
2022-08-10 8:40 ` netdev
2022-08-10 8:40 ` [Bridge] " netdev
2022-08-11 11:28 ` Ido Schimmel
2022-08-11 11:28 ` [Bridge] " Ido Schimmel
2022-08-12 15:33 ` netdev
2022-08-12 15:33 ` [Bridge] " netdev
2022-08-16 7:51 ` netdev
2022-08-16 7:51 ` [Bridge] " netdev
2022-08-17 6:21 ` Ido Schimmel
2022-08-17 6:21 ` [Bridge] " Ido Schimmel
2022-07-21 11:51 ` Vladimir Oltean
2022-07-21 11:51 ` [Bridge] " Vladimir Oltean
2022-07-08 20:39 ` kernel test robot
2022-07-07 15:29 ` [PATCH v4 net-next 4/6] net: dsa: mv88e6xxx: allow reading FID when handling ATU violations Hans Schultz
2022-07-07 15:29 ` [Bridge] " Hans Schultz
2022-07-07 15:29 ` [PATCH v4 net-next 5/6] net: dsa: mv88e6xxx: mac-auth/MAB implementation Hans Schultz
2022-07-07 15:29 ` [Bridge] " Hans Schultz
2022-07-08 9:46 ` kernel test robot [this message]
2022-07-17 0:47 ` Vladimir Oltean
2022-07-17 0:47 ` [Bridge] " Vladimir Oltean
2022-07-17 12:34 ` netdev
2022-07-17 12:34 ` [Bridge] " netdev
2022-07-21 12:04 ` Vladimir Oltean
2022-07-21 12:04 ` [Bridge] " Vladimir Oltean
2022-08-19 8:28 ` netdev
2022-08-19 8:28 ` [Bridge] " netdev
2022-07-07 15:29 ` [PATCH v4 net-next 6/6] selftests: forwarding: add test of MAC-Auth Bypass to locked port tests Hans Schultz
2022-07-07 15:29 ` [Bridge] " Hans Schultz
2022-07-10 7:29 ` Ido Schimmel
2022-07-10 7:29 ` [Bridge] " Ido Schimmel
2022-07-12 12:28 ` netdev
2022-07-12 12:28 ` [Bridge] " netdev
2022-07-08 1:00 ` [PATCH v4 net-next 0/6] Extend locked port feature with FDB locked flag (MAC-Auth/MAB) Jakub Kicinski
2022-07-08 1:00 ` [Bridge] " Jakub Kicinski
2022-08-11 5:09 ` Benjamin Poirier
2022-08-11 5:09 ` [Bridge] " Benjamin Poirier
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