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From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org
Subject: Re: [PATCH net-next 2/3] net: dsa: mv88e6xxx: return error instead of lane in .serdes_get_lane
Date: Mon, 31 Aug 2020 13:11:35 +0300	[thread overview]
Message-ID: <20200831101135.GE8299@kadam> (raw)
In-Reply-To: <20200819153816.30834-3-marek.behun@nic.cz>

[-- Attachment #1: Type: text/plain, Size: 11024 bytes --]

Hi "Marek,

url:    https://github.com/0day-ci/linux/commits/Marek-Beh-n/net-dsa-mv88e6xxx-Add-Amethyst-88E6393X/20200819-234008
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git e3ec1e8ca02b7e6c935bba3f9b6da86c2e57d2eb
config: openrisc-randconfig-m031-20200827 (attached as .config)
compiler: or1k-linux-gcc (GCC) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

smatch warnings:
drivers/net/dsa/mv88e6xxx/serdes.c:428 mv88e6341_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'
drivers/net/dsa/mv88e6xxx/serdes.c:451 mv88e6390_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'
drivers/net/dsa/mv88e6xxx/serdes.c:526 mv88e6390x_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'

# https://github.com/0day-ci/linux/commit/a63db5e9b7db608109e7a315dfde9e57df682a20
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Marek-Beh-n/net-dsa-mv88e6xxx-Add-Amethyst-88E6393X/20200819-234008
git checkout a63db5e9b7db608109e7a315dfde9e57df682a20
vim +428 drivers/net/dsa/mv88e6xxx/serdes.c

a63db5e9b7db60 Marek Behún    2020-08-19  414  int mv88e6341_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
                                                                                                                    ^^^^^^^^

d3cf7d8f20b493 Marek Behún    2019-08-26  415  {
d3cf7d8f20b493 Marek Behún    2019-08-26  416  	u8 cmode = chip->ports[port].cmode;
d3cf7d8f20b493 Marek Behún    2019-08-26  417  
a63db5e9b7db60 Marek Behún    2020-08-19  418  	*lane = -1;
5122d4ec9e8053 Vivien Didelot 2019-08-31  419  	switch (port) {
5122d4ec9e8053 Vivien Didelot 2019-08-31  420  	case 5:
3bbb8867f87d91 Marek Behún    2019-08-26  421  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
d3cf7d8f20b493 Marek Behún    2019-08-26  422  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  423  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  424  			*lane = MV88E6341_PORT5_LANE;
5122d4ec9e8053 Vivien Didelot 2019-08-31  425  		break;
d3cf7d8f20b493 Marek Behún    2019-08-26  426  	}
d3cf7d8f20b493 Marek Behún    2019-08-26  427  
a63db5e9b7db60 Marek Behún    2020-08-19 @428  	return *lane == -1 ? -ENODEV : 0;
                                                       ^^^^^^^^^^^
A u8 can't be == -1 #Impossible

d3cf7d8f20b493 Marek Behún    2019-08-26  429  }
d3cf7d8f20b493 Marek Behún    2019-08-26  430  
a63db5e9b7db60 Marek Behún    2020-08-19  431  int mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
07ffbd74d1786d Andrew Lunn    2018-08-09  432  {
2d2e1dd29962ce Andrew Lunn    2018-08-09  433  	u8 cmode = chip->ports[port].cmode;
07ffbd74d1786d Andrew Lunn    2018-08-09  434  
a63db5e9b7db60 Marek Behún    2020-08-19  435  	*lane = -1;
07ffbd74d1786d Andrew Lunn    2018-08-09  436  	switch (port) {
07ffbd74d1786d Andrew Lunn    2018-08-09  437  	case 9:
3bbb8867f87d91 Marek Behún    2019-08-26  438  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
07ffbd74d1786d Andrew Lunn    2018-08-09  439  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  440  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  441  			*lane = MV88E6390_PORT9_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  442  		break;
07ffbd74d1786d Andrew Lunn    2018-08-09  443  	case 10:
3bbb8867f87d91 Marek Behún    2019-08-26  444  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
07ffbd74d1786d Andrew Lunn    2018-08-09  445  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  446  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  447  			*lane = MV88E6390_PORT10_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  448  		break;
07ffbd74d1786d Andrew Lunn    2018-08-09  449  	}
17deaf5cb37a36 Marek Behún    2019-08-26  450  
a63db5e9b7db60 Marek Behún    2020-08-19 @451  	return *lane == -1 ? -ENODEV : 0;
07ffbd74d1786d Andrew Lunn    2018-08-09  452  }
07ffbd74d1786d Andrew Lunn    2018-08-09  453  
a63db5e9b7db60 Marek Behún    2020-08-19  454  int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
a8c01c0d941d2f Andrew Lunn    2018-08-09  455  {
5122d4ec9e8053 Vivien Didelot 2019-08-31  456  	u8 cmode_port = chip->ports[port].cmode;
5122d4ec9e8053 Vivien Didelot 2019-08-31  457  	u8 cmode_port10 = chip->ports[10].cmode;
5122d4ec9e8053 Vivien Didelot 2019-08-31  458  	u8 cmode_port9 = chip->ports[9].cmode;
a8c01c0d941d2f Andrew Lunn    2018-08-09  459  
a63db5e9b7db60 Marek Behún    2020-08-19  460  	*lane = -1;
a8c01c0d941d2f Andrew Lunn    2018-08-09  461  	switch (port) {
a8c01c0d941d2f Andrew Lunn    2018-08-09  462  	case 2:
3bbb8867f87d91 Marek Behún    2019-08-26  463  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  464  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  465  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
5122d4ec9e8053 Vivien Didelot 2019-08-31  466  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  467  				*lane = MV88E6390_PORT9_LANE1;
17deaf5cb37a36 Marek Behún    2019-08-26  468  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  469  	case 3:
3bbb8867f87d91 Marek Behún    2019-08-26  470  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  471  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  472  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  473  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  474  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  475  				*lane = MV88E6390_PORT9_LANE2;
17deaf5cb37a36 Marek Behún    2019-08-26  476  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  477  	case 4:
3bbb8867f87d91 Marek Behún    2019-08-26  478  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  479  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  480  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  481  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  482  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  483  				*lane = MV88E6390_PORT9_LANE3;
17deaf5cb37a36 Marek Behún    2019-08-26  484  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  485  	case 5:
3bbb8867f87d91 Marek Behún    2019-08-26  486  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  487  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  488  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
5122d4ec9e8053 Vivien Didelot 2019-08-31  489  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  490  				*lane = MV88E6390_PORT10_LANE1;
17deaf5cb37a36 Marek Behún    2019-08-26  491  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  492  	case 6:
3bbb8867f87d91 Marek Behún    2019-08-26  493  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  494  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  495  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  496  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  497  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  498  				*lane = MV88E6390_PORT10_LANE2;
17deaf5cb37a36 Marek Behún    2019-08-26  499  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  500  	case 7:
3bbb8867f87d91 Marek Behún    2019-08-26  501  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  502  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  503  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  504  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  505  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  506  				*lane = MV88E6390_PORT10_LANE3;
17deaf5cb37a36 Marek Behún    2019-08-26  507  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  508  	case 9:
3bbb8867f87d91 Marek Behún    2019-08-26  509  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  510  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  511  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  512  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_XAUI ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  513  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
a63db5e9b7db60 Marek Behún    2020-08-19  514  			*lane = MV88E6390_PORT9_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  515  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  516  	case 10:
3bbb8867f87d91 Marek Behún    2019-08-26  517  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  518  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  519  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  520  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_XAUI ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  521  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
a63db5e9b7db60 Marek Behún    2020-08-19  522  			*lane = MV88E6390_PORT10_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  523  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  524  	}
17deaf5cb37a36 Marek Behún    2019-08-26  525  
a63db5e9b7db60 Marek Behún    2020-08-19 @526  	return *lane == -1 ? -ENODEV : 0;
a8c01c0d941d2f Andrew Lunn    2018-08-09  527  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH net-next 2/3] net: dsa: mv88e6xxx: return error instead of lane in .serdes_get_lane
Date: Mon, 31 Aug 2020 13:11:35 +0300	[thread overview]
Message-ID: <20200831101135.GE8299@kadam> (raw)
In-Reply-To: <20200819153816.30834-3-marek.behun@nic.cz>

[-- Attachment #1: Type: text/plain, Size: 11024 bytes --]

Hi "Marek,

url:    https://github.com/0day-ci/linux/commits/Marek-Beh-n/net-dsa-mv88e6xxx-Add-Amethyst-88E6393X/20200819-234008
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git e3ec1e8ca02b7e6c935bba3f9b6da86c2e57d2eb
config: openrisc-randconfig-m031-20200827 (attached as .config)
compiler: or1k-linux-gcc (GCC) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

smatch warnings:
drivers/net/dsa/mv88e6xxx/serdes.c:428 mv88e6341_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'
drivers/net/dsa/mv88e6xxx/serdes.c:451 mv88e6390_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'
drivers/net/dsa/mv88e6xxx/serdes.c:526 mv88e6390x_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'

# https://github.com/0day-ci/linux/commit/a63db5e9b7db608109e7a315dfde9e57df682a20
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Marek-Beh-n/net-dsa-mv88e6xxx-Add-Amethyst-88E6393X/20200819-234008
git checkout a63db5e9b7db608109e7a315dfde9e57df682a20
vim +428 drivers/net/dsa/mv88e6xxx/serdes.c

a63db5e9b7db60 Marek Behún    2020-08-19  414  int mv88e6341_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
                                                                                                                    ^^^^^^^^

d3cf7d8f20b493 Marek Behún    2019-08-26  415  {
d3cf7d8f20b493 Marek Behún    2019-08-26  416  	u8 cmode = chip->ports[port].cmode;
d3cf7d8f20b493 Marek Behún    2019-08-26  417  
a63db5e9b7db60 Marek Behún    2020-08-19  418  	*lane = -1;
5122d4ec9e8053 Vivien Didelot 2019-08-31  419  	switch (port) {
5122d4ec9e8053 Vivien Didelot 2019-08-31  420  	case 5:
3bbb8867f87d91 Marek Behún    2019-08-26  421  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
d3cf7d8f20b493 Marek Behún    2019-08-26  422  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  423  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  424  			*lane = MV88E6341_PORT5_LANE;
5122d4ec9e8053 Vivien Didelot 2019-08-31  425  		break;
d3cf7d8f20b493 Marek Behún    2019-08-26  426  	}
d3cf7d8f20b493 Marek Behún    2019-08-26  427  
a63db5e9b7db60 Marek Behún    2020-08-19 @428  	return *lane == -1 ? -ENODEV : 0;
                                                       ^^^^^^^^^^^
A u8 can't be == -1 #Impossible

d3cf7d8f20b493 Marek Behún    2019-08-26  429  }
d3cf7d8f20b493 Marek Behún    2019-08-26  430  
a63db5e9b7db60 Marek Behún    2020-08-19  431  int mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
07ffbd74d1786d Andrew Lunn    2018-08-09  432  {
2d2e1dd29962ce Andrew Lunn    2018-08-09  433  	u8 cmode = chip->ports[port].cmode;
07ffbd74d1786d Andrew Lunn    2018-08-09  434  
a63db5e9b7db60 Marek Behún    2020-08-19  435  	*lane = -1;
07ffbd74d1786d Andrew Lunn    2018-08-09  436  	switch (port) {
07ffbd74d1786d Andrew Lunn    2018-08-09  437  	case 9:
3bbb8867f87d91 Marek Behún    2019-08-26  438  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
07ffbd74d1786d Andrew Lunn    2018-08-09  439  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  440  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  441  			*lane = MV88E6390_PORT9_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  442  		break;
07ffbd74d1786d Andrew Lunn    2018-08-09  443  	case 10:
3bbb8867f87d91 Marek Behún    2019-08-26  444  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
07ffbd74d1786d Andrew Lunn    2018-08-09  445  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  446  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  447  			*lane = MV88E6390_PORT10_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  448  		break;
07ffbd74d1786d Andrew Lunn    2018-08-09  449  	}
17deaf5cb37a36 Marek Behún    2019-08-26  450  
a63db5e9b7db60 Marek Behún    2020-08-19 @451  	return *lane == -1 ? -ENODEV : 0;
07ffbd74d1786d Andrew Lunn    2018-08-09  452  }
07ffbd74d1786d Andrew Lunn    2018-08-09  453  
a63db5e9b7db60 Marek Behún    2020-08-19  454  int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
a8c01c0d941d2f Andrew Lunn    2018-08-09  455  {
5122d4ec9e8053 Vivien Didelot 2019-08-31  456  	u8 cmode_port = chip->ports[port].cmode;
5122d4ec9e8053 Vivien Didelot 2019-08-31  457  	u8 cmode_port10 = chip->ports[10].cmode;
5122d4ec9e8053 Vivien Didelot 2019-08-31  458  	u8 cmode_port9 = chip->ports[9].cmode;
a8c01c0d941d2f Andrew Lunn    2018-08-09  459  
a63db5e9b7db60 Marek Behún    2020-08-19  460  	*lane = -1;
a8c01c0d941d2f Andrew Lunn    2018-08-09  461  	switch (port) {
a8c01c0d941d2f Andrew Lunn    2018-08-09  462  	case 2:
3bbb8867f87d91 Marek Behún    2019-08-26  463  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  464  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  465  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
5122d4ec9e8053 Vivien Didelot 2019-08-31  466  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  467  				*lane = MV88E6390_PORT9_LANE1;
17deaf5cb37a36 Marek Behún    2019-08-26  468  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  469  	case 3:
3bbb8867f87d91 Marek Behún    2019-08-26  470  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  471  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  472  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  473  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  474  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  475  				*lane = MV88E6390_PORT9_LANE2;
17deaf5cb37a36 Marek Behún    2019-08-26  476  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  477  	case 4:
3bbb8867f87d91 Marek Behún    2019-08-26  478  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  479  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  480  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  481  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  482  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  483  				*lane = MV88E6390_PORT9_LANE3;
17deaf5cb37a36 Marek Behún    2019-08-26  484  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  485  	case 5:
3bbb8867f87d91 Marek Behún    2019-08-26  486  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  487  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  488  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
5122d4ec9e8053 Vivien Didelot 2019-08-31  489  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  490  				*lane = MV88E6390_PORT10_LANE1;
17deaf5cb37a36 Marek Behún    2019-08-26  491  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  492  	case 6:
3bbb8867f87d91 Marek Behún    2019-08-26  493  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  494  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  495  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  496  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  497  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  498  				*lane = MV88E6390_PORT10_LANE2;
17deaf5cb37a36 Marek Behún    2019-08-26  499  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  500  	case 7:
3bbb8867f87d91 Marek Behún    2019-08-26  501  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  502  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  503  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  504  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  505  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  506  				*lane = MV88E6390_PORT10_LANE3;
17deaf5cb37a36 Marek Behún    2019-08-26  507  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  508  	case 9:
3bbb8867f87d91 Marek Behún    2019-08-26  509  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  510  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  511  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  512  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_XAUI ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  513  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
a63db5e9b7db60 Marek Behún    2020-08-19  514  			*lane = MV88E6390_PORT9_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  515  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  516  	case 10:
3bbb8867f87d91 Marek Behún    2019-08-26  517  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  518  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  519  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  520  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_XAUI ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  521  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
a63db5e9b7db60 Marek Behún    2020-08-19  522  			*lane = MV88E6390_PORT10_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  523  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  524  	}
17deaf5cb37a36 Marek Behún    2019-08-26  525  
a63db5e9b7db60 Marek Behún    2020-08-19 @526  	return *lane == -1 ? -ENODEV : 0;
a8c01c0d941d2f Andrew Lunn    2018-08-09  527  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 28496 bytes --]

WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@lists.01.org, "Marek Behún" <marek.behun@nic.cz>,
	netdev@vger.kernel.org
Cc: lkp@intel.com, kbuild-all@lists.01.org,
	"Russell King" <rmk+kernel@armlinux.org.uk>,
	"Andrew Lunn" <andrew@lunn.ch>,
	"Florian Fainelli" <f.fainelli@gmail.com>,
	"Vivien Didelot" <vivien.didelot@gmail.com>,
	"Marek Behún" <marek.behun@nic.cz>
Subject: Re: [PATCH net-next 2/3] net: dsa: mv88e6xxx: return error instead of lane in .serdes_get_lane
Date: Mon, 31 Aug 2020 13:11:35 +0300	[thread overview]
Message-ID: <20200831101135.GE8299@kadam> (raw)
In-Reply-To: <20200819153816.30834-3-marek.behun@nic.cz>

[-- Attachment #1: Type: text/plain, Size: 10826 bytes --]

Hi "Marek,

url:    https://github.com/0day-ci/linux/commits/Marek-Beh-n/net-dsa-mv88e6xxx-Add-Amethyst-88E6393X/20200819-234008
base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git e3ec1e8ca02b7e6c935bba3f9b6da86c2e57d2eb
config: openrisc-randconfig-m031-20200827 (attached as .config)
compiler: or1k-linux-gcc (GCC) 9.3.0

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>

smatch warnings:
drivers/net/dsa/mv88e6xxx/serdes.c:428 mv88e6341_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'
drivers/net/dsa/mv88e6xxx/serdes.c:451 mv88e6390_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'
drivers/net/dsa/mv88e6xxx/serdes.c:526 mv88e6390x_serdes_get_lane() warn: impossible condition '(*lane == -1) => (0-255 == (-1))'

# https://github.com/0day-ci/linux/commit/a63db5e9b7db608109e7a315dfde9e57df682a20
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Marek-Beh-n/net-dsa-mv88e6xxx-Add-Amethyst-88E6393X/20200819-234008
git checkout a63db5e9b7db608109e7a315dfde9e57df682a20
vim +428 drivers/net/dsa/mv88e6xxx/serdes.c

a63db5e9b7db60 Marek Behún    2020-08-19  414  int mv88e6341_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
                                                                                                                    ^^^^^^^^

d3cf7d8f20b493 Marek Behún    2019-08-26  415  {
d3cf7d8f20b493 Marek Behún    2019-08-26  416  	u8 cmode = chip->ports[port].cmode;
d3cf7d8f20b493 Marek Behún    2019-08-26  417  
a63db5e9b7db60 Marek Behún    2020-08-19  418  	*lane = -1;
5122d4ec9e8053 Vivien Didelot 2019-08-31  419  	switch (port) {
5122d4ec9e8053 Vivien Didelot 2019-08-31  420  	case 5:
3bbb8867f87d91 Marek Behún    2019-08-26  421  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
d3cf7d8f20b493 Marek Behún    2019-08-26  422  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  423  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  424  			*lane = MV88E6341_PORT5_LANE;
5122d4ec9e8053 Vivien Didelot 2019-08-31  425  		break;
d3cf7d8f20b493 Marek Behún    2019-08-26  426  	}
d3cf7d8f20b493 Marek Behún    2019-08-26  427  
a63db5e9b7db60 Marek Behún    2020-08-19 @428  	return *lane == -1 ? -ENODEV : 0;
                                                       ^^^^^^^^^^^
A u8 can't be == -1 #Impossible

d3cf7d8f20b493 Marek Behún    2019-08-26  429  }
d3cf7d8f20b493 Marek Behún    2019-08-26  430  
a63db5e9b7db60 Marek Behún    2020-08-19  431  int mv88e6390_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
07ffbd74d1786d Andrew Lunn    2018-08-09  432  {
2d2e1dd29962ce Andrew Lunn    2018-08-09  433  	u8 cmode = chip->ports[port].cmode;
07ffbd74d1786d Andrew Lunn    2018-08-09  434  
a63db5e9b7db60 Marek Behún    2020-08-19  435  	*lane = -1;
07ffbd74d1786d Andrew Lunn    2018-08-09  436  	switch (port) {
07ffbd74d1786d Andrew Lunn    2018-08-09  437  	case 9:
3bbb8867f87d91 Marek Behún    2019-08-26  438  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
07ffbd74d1786d Andrew Lunn    2018-08-09  439  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  440  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  441  			*lane = MV88E6390_PORT9_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  442  		break;
07ffbd74d1786d Andrew Lunn    2018-08-09  443  	case 10:
3bbb8867f87d91 Marek Behún    2019-08-26  444  		if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
07ffbd74d1786d Andrew Lunn    2018-08-09  445  		    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  446  		    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  447  			*lane = MV88E6390_PORT10_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  448  		break;
07ffbd74d1786d Andrew Lunn    2018-08-09  449  	}
17deaf5cb37a36 Marek Behún    2019-08-26  450  
a63db5e9b7db60 Marek Behún    2020-08-19 @451  	return *lane == -1 ? -ENODEV : 0;
07ffbd74d1786d Andrew Lunn    2018-08-09  452  }
07ffbd74d1786d Andrew Lunn    2018-08-09  453  
a63db5e9b7db60 Marek Behún    2020-08-19  454  int mv88e6390x_serdes_get_lane(struct mv88e6xxx_chip *chip, int port, u8 *lane)
a8c01c0d941d2f Andrew Lunn    2018-08-09  455  {
5122d4ec9e8053 Vivien Didelot 2019-08-31  456  	u8 cmode_port = chip->ports[port].cmode;
5122d4ec9e8053 Vivien Didelot 2019-08-31  457  	u8 cmode_port10 = chip->ports[10].cmode;
5122d4ec9e8053 Vivien Didelot 2019-08-31  458  	u8 cmode_port9 = chip->ports[9].cmode;
a8c01c0d941d2f Andrew Lunn    2018-08-09  459  
a63db5e9b7db60 Marek Behún    2020-08-19  460  	*lane = -1;
a8c01c0d941d2f Andrew Lunn    2018-08-09  461  	switch (port) {
a8c01c0d941d2f Andrew Lunn    2018-08-09  462  	case 2:
3bbb8867f87d91 Marek Behún    2019-08-26  463  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  464  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  465  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
5122d4ec9e8053 Vivien Didelot 2019-08-31  466  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  467  				*lane = MV88E6390_PORT9_LANE1;
17deaf5cb37a36 Marek Behún    2019-08-26  468  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  469  	case 3:
3bbb8867f87d91 Marek Behún    2019-08-26  470  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  471  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  472  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  473  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  474  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  475  				*lane = MV88E6390_PORT9_LANE2;
17deaf5cb37a36 Marek Behún    2019-08-26  476  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  477  	case 4:
3bbb8867f87d91 Marek Behún    2019-08-26  478  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  479  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  480  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  481  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  482  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  483  				*lane = MV88E6390_PORT9_LANE3;
17deaf5cb37a36 Marek Behún    2019-08-26  484  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  485  	case 5:
3bbb8867f87d91 Marek Behún    2019-08-26  486  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  487  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  488  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX)
5122d4ec9e8053 Vivien Didelot 2019-08-31  489  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  490  				*lane = MV88E6390_PORT10_LANE1;
17deaf5cb37a36 Marek Behún    2019-08-26  491  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  492  	case 6:
3bbb8867f87d91 Marek Behún    2019-08-26  493  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  494  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  495  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  496  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  497  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  498  				*lane = MV88E6390_PORT10_LANE2;
17deaf5cb37a36 Marek Behún    2019-08-26  499  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  500  	case 7:
3bbb8867f87d91 Marek Behún    2019-08-26  501  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  502  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  503  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  504  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
5122d4ec9e8053 Vivien Didelot 2019-08-31  505  			if (cmode_port == MV88E6XXX_PORT_STS_CMODE_1000BASEX)
a63db5e9b7db60 Marek Behún    2020-08-19  506  				*lane = MV88E6390_PORT10_LANE3;
17deaf5cb37a36 Marek Behún    2019-08-26  507  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  508  	case 9:
3bbb8867f87d91 Marek Behún    2019-08-26  509  		if (cmode_port9 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  510  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  511  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  512  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_XAUI ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  513  		    cmode_port9 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
a63db5e9b7db60 Marek Behún    2020-08-19  514  			*lane = MV88E6390_PORT9_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  515  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  516  	case 10:
3bbb8867f87d91 Marek Behún    2019-08-26  517  		if (cmode_port10 == MV88E6XXX_PORT_STS_CMODE_1000BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  518  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_SGMII ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  519  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_2500BASEX ||
a8c01c0d941d2f Andrew Lunn    2018-08-09  520  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_XAUI ||
5122d4ec9e8053 Vivien Didelot 2019-08-31  521  		    cmode_port10 == MV88E6XXX_PORT_STS_CMODE_RXAUI)
a63db5e9b7db60 Marek Behún    2020-08-19  522  			*lane = MV88E6390_PORT10_LANE0;
17deaf5cb37a36 Marek Behún    2019-08-26  523  		break;
a8c01c0d941d2f Andrew Lunn    2018-08-09  524  	}
17deaf5cb37a36 Marek Behún    2019-08-26  525  
a63db5e9b7db60 Marek Behún    2020-08-19 @526  	return *lane == -1 ? -ENODEV : 0;
a8c01c0d941d2f Andrew Lunn    2018-08-09  527  }

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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  parent reply	other threads:[~2020-08-31 10:11 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-19 15:38 [PATCH net-next 0/3] net: dsa: mv88e6xxx: Add Amethyst 88E6393X Marek Behún
2020-08-19 15:38 ` [PATCH net-next 1/3] net: phy: add interface mode PHY_INTERFACE_MODE_5GBASER Marek Behún
2020-08-19 15:38 ` [PATCH net-next 2/3] net: dsa: mv88e6xxx: return error instead of lane in .serdes_get_lane Marek Behún
2020-08-19 22:12   ` kernel test robot
2020-08-19 22:12     ` kernel test robot
2020-08-31 10:11   ` Dan Carpenter [this message]
2020-08-31 10:11     ` Dan Carpenter
2020-08-31 10:11     ` Dan Carpenter
2020-08-19 15:38 ` [PATCH net-next 3/3] net: dsa: mv88e6xxx: add support for 88E6393X from Amethyst family Marek Behún
2020-08-22 16:48   ` Andrew Lunn
2020-08-22 16:49   ` Andrew Lunn
2020-08-22 18:55     ` Russell King - ARM Linux admin
  -- strict thread matches above, loose matches on Subject: below --
2020-08-27 14:10 [PATCH net-next 2/3] net: dsa: mv88e6xxx: return error instead of lane in .serdes_get_lane kernel test robot

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