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Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/pci/irq.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index a498b847d740..0de436316a1d 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -136,14 +136,14 @@ static inline struct irq_routing_table *pirq_convert_irt_table(u8 *addr,
if (ir->signature != IRT_SIGNATURE || !ir->used || ir->size < ir->used)
return NULL;
- size = sizeof(*ir) + ir->used * sizeof(ir->slots[0]);
+ size = struct_size(ir, slots, ir->used);
if (size > limit - addr)
return NULL;
DBG(KERN_DEBUG "PCI: $IRT Interrupt Routing Table found at 0x%lx\n",
__pa(ir));
- size = sizeof(*rt) + ir->used * sizeof(rt->slots[0]);
+ size = struct_size(rt, slots, ir->used);
rt = kzalloc(size, GFP_KERNEL);
if (!rt)
return NULL;