CC: kbuild-all(a)lists.01.org In-Reply-To: <20211130170151.7741-4-kabel@kernel.org> References: <20211130170151.7741-4-kabel@kernel.org> TO: "Marek Behún" Hi "Marek, I love your patch! Perhaps something to improve: [auto build test WARNING on net/master] url: https://github.com/0day-ci/linux/commits/Marek-Beh-n/mv88e6xxx-fixes-mainly-88E6393X-family/20211201-011600 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net.git 34d8778a943761121f391b7921f79a7adbe1feaf :::::: branch date: 2 days ago :::::: commit date: 2 days ago config: arm-randconfig-m031-20211128 (https://download.01.org/0day-ci/archive/20211202/202112021828.M2Es3NN7-lkp(a)intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/net/dsa/mv88e6xxx/serdes.c:1409 mv88e6393x_serdes_power() error: uninitialized symbol 'err'. vim +/err +1409 drivers/net/dsa/mv88e6xxx/serdes.c de776d0d316f72 Pavana Sharma 2021-03-17 1377 de776d0d316f72 Pavana Sharma 2021-03-17 1378 int mv88e6393x_serdes_power(struct mv88e6xxx_chip *chip, int port, int lane, de776d0d316f72 Pavana Sharma 2021-03-17 1379 bool on) de776d0d316f72 Pavana Sharma 2021-03-17 1380 { de776d0d316f72 Pavana Sharma 2021-03-17 1381 u8 cmode = chip->ports[port].cmode; 4ac5ae42775ac2 Marek Behún 2021-11-30 1382 int err; de776d0d316f72 Pavana Sharma 2021-03-17 1383 de776d0d316f72 Pavana Sharma 2021-03-17 1384 if (port != 0 && port != 9 && port != 10) de776d0d316f72 Pavana Sharma 2021-03-17 1385 return -EOPNOTSUPP; de776d0d316f72 Pavana Sharma 2021-03-17 1386 4ac5ae42775ac2 Marek Behún 2021-11-30 1387 if (on) { 4ac5ae42775ac2 Marek Behún 2021-11-30 1388 err = mv88e6393x_serdes_erratum_4_8(chip, lane); 4ac5ae42775ac2 Marek Behún 2021-11-30 1389 if (err) 4ac5ae42775ac2 Marek Behún 2021-11-30 1390 return err; 89085d6bbe9f67 Marek Behún 2021-11-30 1391 89085d6bbe9f67 Marek Behún 2021-11-30 1392 err = mv88e6393x_serdes_power_lane(chip, lane, true); 89085d6bbe9f67 Marek Behún 2021-11-30 1393 if (err) 89085d6bbe9f67 Marek Behún 2021-11-30 1394 return err; 4ac5ae42775ac2 Marek Behún 2021-11-30 1395 } 4ac5ae42775ac2 Marek Behún 2021-11-30 1396 de776d0d316f72 Pavana Sharma 2021-03-17 1397 switch (cmode) { de776d0d316f72 Pavana Sharma 2021-03-17 1398 case MV88E6XXX_PORT_STS_CMODE_SGMII: de776d0d316f72 Pavana Sharma 2021-03-17 1399 case MV88E6XXX_PORT_STS_CMODE_1000BASEX: de776d0d316f72 Pavana Sharma 2021-03-17 1400 case MV88E6XXX_PORT_STS_CMODE_2500BASEX: 89085d6bbe9f67 Marek Behún 2021-11-30 1401 err = mv88e6390_serdes_power_sgmii(chip, lane, on); 89085d6bbe9f67 Marek Behún 2021-11-30 1402 break; de776d0d316f72 Pavana Sharma 2021-03-17 1403 case MV88E6393X_PORT_STS_CMODE_5GBASER: de776d0d316f72 Pavana Sharma 2021-03-17 1404 case MV88E6393X_PORT_STS_CMODE_10GBASER: 89085d6bbe9f67 Marek Behún 2021-11-30 1405 err = mv88e6390_serdes_power_10g(chip, lane, on); 89085d6bbe9f67 Marek Behún 2021-11-30 1406 break; de776d0d316f72 Pavana Sharma 2021-03-17 1407 } de776d0d316f72 Pavana Sharma 2021-03-17 1408 89085d6bbe9f67 Marek Behún 2021-11-30 @1409 if (err) --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org