:::::: :::::: Manual check reason: "low confidence static check warning: drivers/acpi/scan.c:615:35: warning: Uninitialized variable: acpi_device_bus_id->bus_id [uninitvar]" ::::::
CC: [email protected] BCC: [email protected] CC: Linux Memory Management List <[email protected]> TO: "Rafael J. Wysocki" <[email protected]> CC: Andy Shevchenko <[email protected]> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: aab35c3d5112df6e329a1a5a5a1881e5c4ca3821 commit: a976a2ac7708c63257d42707c8423047136797a0 [4010/5792] ACPI: scan: Walk ACPI device's children using driver core :::::: branch date: 11 hours ago :::::: commit date: 6 days ago compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (cppcheck warning): # apt-get install cppcheck git checkout a976a2ac7708c63257d42707c8423047136797a0 cppcheck --quiet --enable=style,performance,portability --template=gcc FILE If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <[email protected]> cppcheck possible warnings: (new ones prefixed by >>, may not real problems) >> drivers/acpi/scan.c:615:35: warning: Uninitialized variable: >> acpi_device_bus_id->bus_id [uninitvar] if (!strcmp(acpi_device_bus_id->bus_id, dev_id)) ^ vim +615 drivers/acpi/scan.c 78ea4639a7647f Rafael J. Wysocki 2014-02-04 608 c1013ff7a5472d Rafael J. Wysocki 2021-01-14 609 static struct acpi_device_bus_id *acpi_device_bus_id_match(const char *dev_id) c1013ff7a5472d Rafael J. Wysocki 2021-01-14 610 { c1013ff7a5472d Rafael J. Wysocki 2021-01-14 611 struct acpi_device_bus_id *acpi_device_bus_id; c1013ff7a5472d Rafael J. Wysocki 2021-01-14 612 c1013ff7a5472d Rafael J. Wysocki 2021-01-14 613 /* Find suitable bus_id and instance number in acpi_bus_id_list. */ c1013ff7a5472d Rafael J. Wysocki 2021-01-14 614 list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) { c1013ff7a5472d Rafael J. Wysocki 2021-01-14 @615 if (!strcmp(acpi_device_bus_id->bus_id, dev_id)) c1013ff7a5472d Rafael J. Wysocki 2021-01-14 616 return acpi_device_bus_id; c1013ff7a5472d Rafael J. Wysocki 2021-01-14 617 } c1013ff7a5472d Rafael J. Wysocki 2021-01-14 618 return NULL; c1013ff7a5472d Rafael J. Wysocki 2021-01-14 619 } c1013ff7a5472d Rafael J. Wysocki 2021-01-14 620 :::::: The code at line 615 was first introduced by commit :::::: c1013ff7a5472db637c56bb6237f8343398c03a7 ACPI: scan: Rearrange memory allocation in acpi_device_add() :::::: TO: Rafael J. Wysocki <[email protected]> :::::: CC: Rafael J. Wysocki <[email protected]> -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
