swiotlb: simplify array allocation

Prefer kcalloc() to kzalloc(array_size()) for allocating an array.

Robin Murphy committed 4 years ago

Commit 404f9371 parent c0a41911 file · +1 −2Browse files

Showing the changes to kernel (1 of 1 file). Show all

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@@ -818,8 +818,7 @@ static int rmem_swiotlb_device_init(struct reserved_mem *rmem, · 817 unmodified lines
818	if (!mem)	818	if (!mem)
819	return -ENOMEM;	819	return -ENOMEM;
820		820
821	mem->slots = kzalloc(array_size(sizeof(*mem->slots), nslabs),	821	mem->slots = kcalloc(nslabs, sizeof(*mem->slots), GFP_KERNEL);
822	GFP_KERNEL);
823	if (!mem->slots) {	822	if (!mem->slots) {
824	kfree(mem);	823	kfree(mem);
825	return -ENOMEM;	824	return -ENOMEM;