[thermal:thermal/sensor-aggregation 33/34] drivers/thermal/testing/thermal_aggregation_test.c:268 aggregation_registration_failure_test() warn: passing zero to 'PTR_ERR'

[thermal:thermal/sensor-aggregation 33/34] drivers/thermal/testing/thermal_aggregation_test.c:268 aggregation_registration_failure_test() warn: passing zero to 'PTR_ERR'

[kernel test robot]

Unfiltered warning: this smatch report is sent as-is and has not been
reviewed for false positives, so please treat it with due skepticism.

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: Daniel Lezcano <daniel.lezcano@oss.qualcomm.com>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux.git thermal/sensor-aggregation
head:   6f29b91e3c168a28dd44a3e59e29b030a0974f7e
commit: f9f49656cae08c1b61f553fe67982ccb6b0de63c [33/34] thermal: testing: Add KUnit coverage for zone aggregation
:::::: branch date: 27 hours ago
:::::: commit date: 2 days ago
config: sparc64-randconfig-2200-20261112 (https://download.01.org/0day-ci/archive/20261112/202611121720.ftygM0CU-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 10.5.0
smatch: v0.5.0-9187-g5189e3fb

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202611121720.ftygM0CU-lkp@intel.com/

New smatch warnings:
drivers/thermal/testing/thermal_aggregation_test.c:268 aggregation_registration_failure_test() warn: passing zero to 'PTR_ERR'

Old smatch warnings:
drivers/thermal/testing/thermal_aggregation_test.c:273 aggregation_registration_failure_test() warn: passing zero to 'PTR_ERR'

vim +/PTR_ERR +268 drivers/thermal/testing/thermal_aggregation_test.c

f9f49656cae08c Daniel Lezcano 2026-11-10  259  
f9f49656cae08c Daniel Lezcano 2026-11-10  260  static void aggregation_registration_failure_test(struct kunit *test)
f9f49656cae08c Daniel Lezcano 2026-11-10  261  {
f9f49656cae08c Daniel Lezcano 2026-11-10  262  	struct aggregation_fixture *fixture = test->priv;
f9f49656cae08c Daniel Lezcano 2026-11-10  263  	struct thermal_zone_device_ops ops = { .set_trips = aggregation_set_trips };
f9f49656cae08c Daniel Lezcano 2026-11-10  264  	struct thermal_zone_device *tz;
f9f49656cae08c Daniel Lezcano 2026-11-10  265  
f9f49656cae08c Daniel Lezcano 2026-11-10  266  	tz = thermal_zone_device_register_with_trips("kunit-rejected", NULL, 0, NULL,
f9f49656cae08c Daniel Lezcano 2026-11-10  267  						     &ops, &fixture->params, 0, 0);
f9f49656cae08c Daniel Lezcano 2026-11-10 @268  	KUNIT_EXPECT_EQ(test, PTR_ERR(tz), -EINVAL);
f9f49656cae08c Daniel Lezcano 2026-11-10  269  	fixture->entries[0].coefficient = 1000;
f9f49656cae08c Daniel Lezcano 2026-11-10  270  	tz = thermal_zone_device_register_with_trips("kunit-partial", NULL, 0, NULL,
f9f49656cae08c Daniel Lezcano 2026-11-10  271  						     &aggregation_destination_ops,
f9f49656cae08c Daniel Lezcano 2026-11-10  272  						     &fixture->params, 0, 0);
f9f49656cae08c Daniel Lezcano 2026-11-10  273  	KUNIT_EXPECT_EQ(test, PTR_ERR(tz), -EINVAL);
f9f49656cae08c Daniel Lezcano 2026-11-10  274  	KUNIT_EXPECT_EQ(test, fixture->entries[1].coefficient, 0);
f9f49656cae08c Daniel Lezcano 2026-11-10  275  }
f9f49656cae08c Daniel Lezcano 2026-11-10  276  

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