Noticed this while compiling 4.2-rc7+git on i386 with gcc 4.9.2:

  CC      net/ipv4/inet_hashtables.o
In file included from include/linux/list.h:8:0,
                 from include/linux/module.h:9,
                 from net/ipv4/inet_hashtables.c:16:
net/ipv4/inet_hashtables.c: In function ‘inet_ehash_locks_alloc’:
net/ipv4/inet_hashtables.c:632:24: warning: division by zero [-Wdiv-by-zero]
     2 * L1_CACHE_BYTES / sizeof(spinlock_t),
                        ^
include/linux/kernel.h:769:17: note: in definition of macro ‘max_t’
  type __max1 = (x);   \
                 ^

-- 
Meelis Roos (mr...@linux.ee)
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