Re: [KJ] replacing kmalloc with kzalloc in io_apic.c

[Roland Dreier]

 > from my days submitting numerous patches of this type, i can recall
 > that in cases like the above, it's a judgment call -- use kzalloc to
 > get the zeroing, or use kcalloc to get the array-flavoured behaviour.
 > what a shame you can't have both at the same time.

kcalloc() zeros memory just like standard calloc() in userspace.

As <linux/slab.h> says:

 * kcalloc - allocate memory for an array. The memory is set to zero.
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