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-rw-r--r--kernel/irq/irqdomain.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index fa94c86e47d4..cdcb1989cd20 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -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;