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Date: Sat, 18 Nov 2023 19:12:58 +0800
From: kernel test robot <lkp@...el.com>
To: Teodora Baluta <teodora.baluta@...el.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Jonathan Cameron <jic23@...nel.org>
Subject: drivers/iio/accel/mxc4005.c:328:36: warning: 'mxc4005_acpi_match'
defined but not used
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 791c8ab095f71327899023223940dd52257a4173
commit: 077377fc4f74899c58e946e47352216412d0bb3a iio: accel: add support for mxc4005 accelerometer
date: 8 years ago
config: x86_64-buildonly-randconfig-004-20230906 (https://download.01.org/0day-ci/archive/20231118/202311181952.1usxCcup-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231118/202311181952.1usxCcup-lkp@intel.com/reproduce)
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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311181952.1usxCcup-lkp@intel.com/
All warnings (new ones prefixed by >>):
arch/x86/include/asm/paravirt_types.h:545:33: note: in expansion of macro 'BUG_ON'
545 | #define PVOP_TEST_NULL(op) BUG_ON(op == NULL)
| ^~~~~~
arch/x86/include/asm/paravirt_types.h:555:17: note: in expansion of macro 'PVOP_TEST_NULL'
555 | PVOP_TEST_NULL(op); \
| ^~~~~~~~~~~~~~
arch/x86/include/asm/paravirt_types.h:587:9: note: in expansion of macro '____PVOP_CALL'
587 | ____PVOP_CALL(rettype, op.func, CLBR_RET_REG, \
| ^~~~~~~~~~~~~
arch/x86/include/asm/paravirt_types.h:624:9: note: in expansion of macro '__PVOP_CALLEESAVE'
624 | __PVOP_CALLEESAVE(rettype, op, "", "")
| ^~~~~~~~~~~~~~~~~
arch/x86/include/asm/paravirt.h:831:16: note: in expansion of macro 'PVOP_CALLEE0'
831 | return PVOP_CALLEE0(unsigned long, pv_irq_ops.save_fl);
| ^~~~~~~~~~~~
arch/x86/include/asm/paravirt.h: In function 'arch_local_irq_restore':
include/asm-generic/bug.h:145:47: warning: suggest braces around empty body in an 'if' statement [-Wempty-body]
145 | #define BUG_ON(condition) do { if (condition) ; } while (0)
| ^
arch/x86/include/asm/paravirt_types.h:545:33: note: in expansion of macro 'BUG_ON'
545 | #define PVOP_TEST_NULL(op) BUG_ON(op == NULL)
| ^~~~~~
arch/x86/include/asm/paravirt_types.h:595:17: note: in expansion of macro 'PVOP_TEST_NULL'
595 | PVOP_TEST_NULL(op); \
| ^~~~~~~~~~~~~~
arch/x86/include/asm/paravirt_types.h:612:9: note: in expansion of macro '____PVOP_VCALL'
612 | ____PVOP_VCALL(op.func, CLBR_RET_REG, \
| ^~~~~~~~~~~~~~
arch/x86/include/asm/paravirt_types.h:637:9: note: in expansion of macro '__PVOP_VCALLEESAVE'
637 | __PVOP_VCALLEESAVE(op, "", "", PVOP_CALL_ARG1(arg1))
| ^~~~~~~~~~~~~~~~~~
arch/x86/include/asm/paravirt.h:836:9: note: in expansion of macro 'PVOP_VCALLEE1'
836 | PVOP_VCALLEE1(pv_irq_ops.restore_fl, f);
| ^~~~~~~~~~~~~
arch/x86/include/asm/paravirt.h: In function 'arch_local_irq_disable':
include/asm-generic/bug.h:145:47: warning: suggest braces around empty body in an 'if' statement [-Wempty-body]
145 | #define BUG_ON(condition) do { if (condition) ; } while (0)
| ^
arch/x86/include/asm/paravirt_types.h:545:33: note: in expansion of macro 'BUG_ON'
545 | #define PVOP_TEST_NULL(op) BUG_ON(op == NULL)
| ^~~~~~
arch/x86/include/asm/paravirt_types.h:595:17: note: in expansion of macro 'PVOP_TEST_NULL'
595 | PVOP_TEST_NULL(op); \
| ^~~~~~~~~~~~~~
arch/x86/include/asm/paravirt_types.h:612:9: note: in expansion of macro '____PVOP_VCALL'
612 | ____PVOP_VCALL(op.func, CLBR_RET_REG, \
| ^~~~~~~~~~~~~~
arch/x86/include/asm/paravirt_types.h:626:9: note: in expansion of macro '__PVOP_VCALLEESAVE'
626 | __PVOP_VCALLEESAVE(op, "", "")
| ^~~~~~~~~~~~~~~~~~
arch/x86/include/asm/paravirt.h:841:9: note: in expansion of macro 'PVOP_VCALLEE0'
841 | PVOP_VCALLEE0(pv_irq_ops.irq_disable);
| ^~~~~~~~~~~~~
arch/x86/include/asm/paravirt.h: In function 'arch_local_irq_enable':
include/asm-generic/bug.h:145:47: warning: suggest braces around empty body in an 'if' statement [-Wempty-body]
145 | #define BUG_ON(condition) do { if (condition) ; } while (0)
| ^
arch/x86/include/asm/paravirt_types.h:545:33: note: in expansion of macro 'BUG_ON'
545 | #define PVOP_TEST_NULL(op) BUG_ON(op == NULL)
| ^~~~~~
arch/x86/include/asm/paravirt_types.h:595:17: note: in expansion of macro 'PVOP_TEST_NULL'
595 | PVOP_TEST_NULL(op); \
| ^~~~~~~~~~~~~~
arch/x86/include/asm/paravirt_types.h:612:9: note: in expansion of macro '____PVOP_VCALL'
612 | ____PVOP_VCALL(op.func, CLBR_RET_REG, \
| ^~~~~~~~~~~~~~
arch/x86/include/asm/paravirt_types.h:626:9: note: in expansion of macro '__PVOP_VCALLEESAVE'
626 | __PVOP_VCALLEESAVE(op, "", "")
| ^~~~~~~~~~~~~~~~~~
arch/x86/include/asm/paravirt.h:846:9: note: in expansion of macro 'PVOP_VCALLEE0'
846 | PVOP_VCALLEE0(pv_irq_ops.irq_enable);
| ^~~~~~~~~~~~~
include/asm-generic/fixmap.h: In function 'virt_to_fix':
include/asm-generic/bug.h:145:47: warning: suggest braces around empty body in an 'if' statement [-Wempty-body]
145 | #define BUG_ON(condition) do { if (condition) ; } while (0)
| ^
include/asm-generic/fixmap.h:37:9: note: in expansion of macro 'BUG_ON'
37 | BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START);
| ^~~~~~
In file included from include/linux/kobject.h:21,
from include/linux/module.h:17:
include/linux/sysfs.h: In function 'sysfs_get_dirent':
include/linux/sysfs.h:496:44: warning: pointer targets in passing argument 2 of 'kernfs_find_and_get' differ in signedness [-Wpointer-sign]
496 | return kernfs_find_and_get(parent, name);
| ^~~~
| |
| const unsigned char *
In file included from include/linux/sysfs.h:15:
include/linux/kernfs.h:424:57: note: expected 'const char *' but argument is of type 'const unsigned char *'
424 | kernfs_find_and_get(struct kernfs_node *kn, const char *name)
| ~~~~~~~~~~~~^~~~
drivers/iio/accel/mxc4005.c: At top level:
drivers/iio/accel/mxc4005.c:329:9: warning: missing initializer for field 'cls' of 'const struct acpi_device_id' [-Wmissing-field-initializers]
329 | {"MXC4005", 0},
| ^
In file included from include/linux/i2c.h:29,
from drivers/iio/accel/mxc4005.c:17:
include/linux/mod_devicetable.h:192:15: note: 'cls' declared here
192 | __u32 cls;
| ^~~
>> drivers/iio/accel/mxc4005.c:328:36: warning: 'mxc4005_acpi_match' defined but not used [-Wunused-const-variable=]
328 | static const struct acpi_device_id mxc4005_acpi_match[] = {
| ^~~~~~~~~~~~~~~~~~
vim +/mxc4005_acpi_match +328 drivers/iio/accel/mxc4005.c
327
> 328 static const struct acpi_device_id mxc4005_acpi_match[] = {
> 329 {"MXC4005", 0},
330 { },
331 };
332 MODULE_DEVICE_TABLE(acpi, mxc4005_acpi_match);
333
--
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