[driver-core:class_groups_removal 3/7] drivers/mtd/ubi/build.c:116:2: warning: initialization from incompatible pointer type

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git class_groups_removal
head:   0e917470c6fbd8ad8eb957c663aecc25b859c7fb
commit: 8c103093703b767ff463d04c78569e4abf9fbbc8 [3/7] mtd: use class_groups instead of class_attrs
config: xtensa-allmodconfig (attached as .config)
compiler: xtensa-linux-gcc (GCC) 4.9.0
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 8c103093703b767ff463d04c78569e4abf9fbbc8
        # save the attached .config to linux build tree
        make.cross ARCH=xtensa 

All warnings (new ones prefixed by >>):

>> drivers/mtd/ubi/build.c:116:2: warning: initialization from incompatible pointer type
     &class_attr_version.attr,
     ^
   drivers/mtd/ubi/build.c:116:2: warning: (near initialization for 'ubi_class_attrs[0]')
   In file included from include/linux/kobject.h:21:0,
                    from include/linux/module.h:17,
                    from drivers/mtd/ubi/build.c:33:
>> include/linux/sysfs.h:147:21: warning: initialization from incompatible pointer type
    static const struct attribute_group _name##_group = {  \
                        ^
>> drivers/mtd/ubi/build.c:119:1: note: in expansion of macro 'ATTRIBUTE_GROUPS'
    ATTRIBUTE_GROUPS(ubi_class);
    ^
   include/linux/sysfs.h:147:21: warning: (near initialization for 'ubi_class_group.attrs')
    static const struct attribute_group _name##_group = {  \
                        ^
>> drivers/mtd/ubi/build.c:119:1: note: in expansion of macro 'ATTRIBUTE_GROUPS'
    ATTRIBUTE_GROUPS(ubi_class);
    ^
--
   drivers/mtd//ubi/build.c:116:2: warning: initialization from incompatible pointer type
     &class_attr_version.attr,
     ^
   drivers/mtd//ubi/build.c:116:2: warning: (near initialization for 'ubi_class_attrs[0]')
   In file included from include/linux/kobject.h:21:0,
                    from include/linux/module.h:17,
                    from drivers/mtd//ubi/build.c:33:
>> include/linux/sysfs.h:147:21: warning: initialization from incompatible pointer type
    static const struct attribute_group _name##_group = {  \
                        ^
   drivers/mtd//ubi/build.c:119:1: note: in expansion of macro 'ATTRIBUTE_GROUPS'
    ATTRIBUTE_GROUPS(ubi_class);
    ^
   include/linux/sysfs.h:147:21: warning: (near initialization for 'ubi_class_group.attrs')
    static const struct attribute_group _name##_group = {  \
                        ^
   drivers/mtd//ubi/build.c:119:1: note: in expansion of macro 'ATTRIBUTE_GROUPS'
    ATTRIBUTE_GROUPS(ubi_class);
    ^

vim +116 drivers/mtd/ubi/build.c

   110	{
   111		return sprintf(buf, "%d\n", UBI_VERSION);
   112	}
   113	static CLASS_ATTR_RO(version);
   114	
   115	static struct attributes *ubi_class_attrs[] = {
 > 116		&class_attr_version.attr,
   117		NULL,
   118	};
 > 119	ATTRIBUTE_GROUPS(ubi_class);
   120	
   121	/* Root UBI "class" object (corresponds to '/<sysfs>/class/ubi/') */
   122	struct class ubi_class = {

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: application/gzip

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