[xlnx:xlnx_rebase_v5.10 1686/1761] drivers/regulator/da9121-regulator.c:1001:34: warning: unused variable 'da9121_dt_ids'
kernel test robot
lkp at intel.com
Sat Aug 14 12:13:35 PDT 2021
tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.10
head: e14d4574ca81a569ee6d07e03271f2ae2dad38e4
commit: 4302b1e69c7e8d751f04a08592c5e2bfa7b12d4f [1686/1761] regulator: da9121: Sync with mainline version
config: s390-randconfig-r012-20210812 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 767496d19cb9a1fbba57ff08095faa161998ee36)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install s390 cross compiling tool for clang build
# apt-get install binutils-s390x-linux-gnu
# https://github.com/Xilinx/linux-xlnx/commit/4302b1e69c7e8d751f04a08592c5e2bfa7b12d4f
git remote add xlnx https://github.com/Xilinx/linux-xlnx
git fetch --no-tags xlnx xlnx_rebase_v5.10
git checkout 4302b1e69c7e8d751f04a08592c5e2bfa7b12d4f
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All warnings (new ones prefixed by >>):
In file included from include/linux/gpio/driver.h:7:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:20:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x0000ff00UL) << 8) | \
^
In file included from drivers/regulator/da9121-regulator.c:17:
In file included from include/linux/of_gpio.h:14:
In file included from include/linux/gpio/driver.h:7:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:21:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | \
^
In file included from drivers/regulator/da9121-regulator.c:17:
In file included from include/linux/of_gpio.h:14:
In file included from include/linux/gpio/driver.h:7:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:22:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0xff000000UL) >> 24)))
^
In file included from drivers/regulator/da9121-regulator.c:17:
In file included from include/linux/of_gpio.h:14:
In file included from include/linux/gpio/driver.h:7:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:120:12: note: expanded from macro '__swab32'
__fswab32(x))
^
In file included from drivers/regulator/da9121-regulator.c:17:
In file included from include/linux/of_gpio.h:14:
In file included from include/linux/gpio/driver.h:7:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:80:
include/asm-generic/io.h:501:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:511:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:521:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:609:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:617:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:625:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:634:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:643:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:652:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
>> drivers/regulator/da9121-regulator.c:1001:34: warning: unused variable 'da9121_dt_ids' [-Wunused-const-variable]
static const struct of_device_id da9121_dt_ids[] = {
^
21 warnings generated.
vim +/da9121_dt_ids +1001 drivers/regulator/da9121-regulator.c
4c466d2eb34056 Raviteja Narayanam 2020-11-09 1000
4c466d2eb34056 Raviteja Narayanam 2020-11-09 @1001 static const struct of_device_id da9121_dt_ids[] = {
4302b1e69c7e8d Raviteja Narayanam 2021-05-10 1002 { .compatible = "dlg,da9121", .data = (void *) DA9121_SUBTYPE_DA9121 },
4302b1e69c7e8d Raviteja Narayanam 2021-05-10 1003 { .compatible = "dlg,da9130", .data = (void *) DA9121_SUBTYPE_DA9130 },
4302b1e69c7e8d Raviteja Narayanam 2021-05-10 1004 { .compatible = "dlg,da9217", .data = (void *) DA9121_SUBTYPE_DA9217 },
4302b1e69c7e8d Raviteja Narayanam 2021-05-10 1005 { .compatible = "dlg,da9122", .data = (void *) DA9121_SUBTYPE_DA9122 },
4302b1e69c7e8d Raviteja Narayanam 2021-05-10 1006 { .compatible = "dlg,da9131", .data = (void *) DA9121_SUBTYPE_DA9131 },
4302b1e69c7e8d Raviteja Narayanam 2021-05-10 1007 { .compatible = "dlg,da9220", .data = (void *) DA9121_SUBTYPE_DA9220 },
4302b1e69c7e8d Raviteja Narayanam 2021-05-10 1008 { .compatible = "dlg,da9132", .data = (void *) DA9121_SUBTYPE_DA9132 },
4c466d2eb34056 Raviteja Narayanam 2020-11-09 1009 { }
4c466d2eb34056 Raviteja Narayanam 2020-11-09 1010 };
4c466d2eb34056 Raviteja Narayanam 2020-11-09 1011 MODULE_DEVICE_TABLE(of, da9121_dt_ids);
4c466d2eb34056 Raviteja Narayanam 2020-11-09 1012
:::::: The code at line 1001 was first introduced by commit
:::::: 4c466d2eb340560878447bfc19c68310c1a5f292 drivers: regulator: Add driver for DA9121 family of devices
:::::: TO: Raviteja Narayanam <raviteja.narayanam at xilinx.com>
:::::: CC: Michal Simek <michal.simek at xilinx.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
-------------- next part --------------
A non-text attachment was scrubbed...
Name: .config.gz
Type: application/gzip
Size: 32806 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20210815/49c790f5/attachment-0001.gz>
More information about the linux-arm-kernel
mailing list