diff --git a/drivers/irqchip/irq-riscv-imsic-early.c b/drivers/irqchip/irq-riscv-imsic-early.c
index b5def6268936..d2e8ed70d396 100644
--- a/drivers/irqchip/irq-riscv-imsic-early.c
+++ b/drivers/irqchip/irq-riscv-imsic-early.c
@@ -73,7 +73,7 @@ static int __init imsic_ipi_domain_init(void) { return 0; }
 static void imsic_handle_irq(struct irq_desc *desc)
 {
 	struct irq_chip *chip = irq_desc_get_chip(desc);
-	int err, cpu = smp_processor_id();
+	int cpu = smp_processor_id();
 	struct imsic_vector *vec;
 	unsigned long local_id;
 
@@ -103,9 +103,7 @@ static void imsic_handle_irq(struct irq_desc *desc)
 			continue;
 		}
 
-		err = generic_handle_domain_irq(imsic->base_domain, vec->hwirq);
-		if (unlikely(err))
-			pr_warn_ratelimited("hwirq 0x%x mapping not found\n", vec->hwirq);
+		generic_handle_irq(vec->irq);
 	}
 
 	chained_irq_exit(chip, desc);
diff --git a/drivers/irqchip/irq-riscv-imsic-platform.c b/drivers/irqchip/irq-riscv-imsic-platform.c
index b9e3f9030bdf..6bf5d63f614e 100644
--- a/drivers/irqchip/irq-riscv-imsic-platform.c
+++ b/drivers/irqchip/irq-riscv-imsic-platform.c
@@ -111,7 +111,7 @@ static int imsic_irq_set_affinity(struct irq_data *d, const struct cpumask *mask
 		return -EBUSY;
 
 	/* Get a new vector on the desired set of CPUs */
-	new_vec = imsic_vector_alloc(old_vec->hwirq, mask_val);
+	new_vec = imsic_vector_alloc(old_vec->irq, mask_val);
 	if (!new_vec)
 		return -ENOSPC;
 
diff --git a/drivers/irqchip/irq-riscv-imsic-state.c b/drivers/irqchip/irq-riscv-imsic-state.c
index eb0a9b6a5239..b0849af700c3 100644
--- a/drivers/irqchip/irq-riscv-imsic-state.c
+++ b/drivers/irqchip/irq-riscv-imsic-state.c
@@ -422,7 +422,7 @@ struct imsic_vector *imsic_vector_from_local_id(unsigned int cpu, unsigned int l
 	return &lpriv->vectors[local_id];
 }
 
-struct imsic_vector *imsic_vector_alloc(unsigned int hwirq, const struct cpumask *mask)
+struct imsic_vector *imsic_vector_alloc(unsigned int irq, const struct cpumask *mask)
 {
 	struct imsic_vector *vec = NULL;
 	struct imsic_local_priv *lpriv;
@@ -438,7 +438,7 @@ struct imsic_vector *imsic_vector_alloc(unsigned int hwirq, const struct cpumask
 
 	lpriv = per_cpu_ptr(imsic->lpriv, cpu);
 	vec = &lpriv->vectors[local_id];
-	vec->hwirq = hwirq;
+	vec->irq = irq;
 	vec->enable = false;
 	vec->move_next = NULL;
 	vec->move_prev = NULL;
@@ -451,7 +451,7 @@ void imsic_vector_free(struct imsic_vector *vec)
 	unsigned long flags;
 
 	raw_spin_lock_irqsave(&imsic->matrix_lock, flags);
-	vec->hwirq = UINT_MAX;
+	vec->irq = 0;
 	irq_matrix_free(imsic->matrix, vec->cpu, vec->local_id, false);
 	raw_spin_unlock_irqrestore(&imsic->matrix_lock, flags);
 }
@@ -510,7 +510,7 @@ static int __init imsic_local_init(void)
 			vec = &lpriv->vectors[i];
 			vec->cpu = cpu;
 			vec->local_id = i;
-			vec->hwirq = UINT_MAX;
+			vec->irq = 0;
 		}
 	}
 
diff --git a/drivers/irqchip/irq-riscv-imsic-state.h b/drivers/irqchip/irq-riscv-imsic-state.h
index 19dea0c77738..3202ffa4e849 100644
--- a/drivers/irqchip/irq-riscv-imsic-state.h
+++ b/drivers/irqchip/irq-riscv-imsic-state.h
@@ -20,7 +20,7 @@ struct imsic_vector {
 	unsigned int				cpu;
 	unsigned int				local_id;
 	/* Details saved by driver in the vector */
-	unsigned int				hwirq;
+	unsigned int				irq;
 	/* Details accessed using local lock held */
 	bool					enable;
 	struct imsic_vector			*move_next;
@@ -96,7 +96,7 @@ void imsic_vector_move(struct imsic_vector *old_vec, struct imsic_vector *new_ve
 
 struct imsic_vector *imsic_vector_from_local_id(unsigned int cpu, unsigned int local_id);
 
-struct imsic_vector *imsic_vector_alloc(unsigned int hwirq, const struct cpumask *mask);
+struct imsic_vector *imsic_vector_alloc(unsigned int irq, const struct cpumask *mask);
 void imsic_vector_free(struct imsic_vector *vector);
 
 void imsic_vector_debug_show(struct seq_file *m, struct imsic_vector *vec, int ind);