[vireshk-pm:opp/qcom-fix 8485/8905] mm/vmacache.c:127:26: error: 'addr' undeclared

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vireshk/pm.git opp/qcom-fix
head:   e570c000d1f81e380c9b8919fd84e215471f6cb9
commit: 5d2f33872046e7ffdd62dd80472cd466ea8407ac [8485/8905] mm, vmacache: hash addresses based on pmd
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 5d2f33872046e7ffdd62dd80472cd466ea8407ac
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=sh 

All errors (new ones prefixed by >>):

   mm/vmacache.c: In function 'vmacache_find_exact':

quoted

mm/vmacache.c:127:26: error: 'addr' undeclared (first use in this function)

     int idx = VMACACHE_HASH(addr);
                             ^
   mm/vmacache.c:14:31: note: in definition of macro 'VMACACHE_HASH'
    #define VMACACHE_HASH(addr) ((addr >> PMD_SHIFT) & VMACACHE_MASK)
                                  ^~~~
   mm/vmacache.c:127:26: note: each undeclared identifier is reported only once for each function it appears in
     int idx = VMACACHE_HASH(addr);
                             ^
   mm/vmacache.c:14:31: note: in definition of macro 'VMACACHE_HASH'
    #define VMACACHE_HASH(addr) ((addr >> PMD_SHIFT) & VMACACHE_MASK)
                                  ^~~~

vim +/addr +127 mm/vmacache.c

   121	
   122	#ifndef CONFIG_MMU
   123	struct vm_area_struct *vmacache_find_exact(struct mm_struct *mm,
   124						   unsigned long start,
   125						   unsigned long end)
   126	{
 > 127		int idx = VMACACHE_HASH(addr);

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