Commit 426fa316 authored by Marc Zyngier's avatar Marc Zyngier
Browse files

irqdomain: Use struct_size() helper when allocating irqdomain 



Instead of open-coding the size computation of struct irqdomain,
use the struct_size() helper instead.

This is going to be handy as we change the type of the revmap
array.

Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
parent 4f86a06e

kernel/irq/irqdomain.c

+1 −1
Original line number Diff line number Diff line
@@ -150,7 +150,7 @@ struct irq_domain *__irq_domain_add(struct fwnode_handle *fwnode, int size, 
		    (!IS_ENABLED(CONFIG_IRQ_DOMAIN_NOMAP) && direct_max)))

		return NULL;



	domain = kzalloc_node(sizeof(*domain) + (sizeof(unsigned int) * size),

	domain = kzalloc_node(struct_size(domain, revmap, size),

			      GFP_KERNEL, of_node_to_nid(to_of_node(fwnode)));

	if (!domain)

		return NULL;