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path: root/drivers/net/dsa/microchip/ksz_ptp.c
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Diffstat (limited to 'drivers/net/dsa/microchip/ksz_ptp.c')
-rw-r--r--drivers/net/dsa/microchip/ksz_ptp.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/net/dsa/microchip/ksz_ptp.c b/drivers/net/dsa/microchip/ksz_ptp.c
index 4a2cc57a628f..8b98039320ad 100644
--- a/drivers/net/dsa/microchip/ksz_ptp.c
+++ b/drivers/net/dsa/microchip/ksz_ptp.c
@@ -1108,6 +1108,7 @@ static int ksz_ptp_msg_irq_setup(struct ksz_port *port, u8 n)
const struct ksz_dev_ops *ops = port->ksz_dev->dev_ops;
struct ksz_irq *ptpirq = &port->ptpirq;
struct ksz_ptp_irq *ptpmsg_irq;
+ int ret;
ptpmsg_irq = &port->ptpmsg_irq[n];
ptpmsg_irq->num = irq_create_mapping(ptpirq->domain, n);
@@ -1119,9 +1120,13 @@ static int ksz_ptp_msg_irq_setup(struct ksz_port *port, u8 n)
strscpy(ptpmsg_irq->name, name[n]);
- return request_threaded_irq(ptpmsg_irq->num, NULL,
- ksz_ptp_msg_thread_fn, IRQF_ONESHOT,
- ptpmsg_irq->name, ptpmsg_irq);
+ ret = request_threaded_irq(ptpmsg_irq->num, NULL,
+ ksz_ptp_msg_thread_fn, IRQF_ONESHOT,
+ ptpmsg_irq->name, ptpmsg_irq);
+ if (ret)
+ irq_dispose_mapping(ptpmsg_irq->num);
+
+ return ret;
}
int ksz_ptp_irq_setup(struct dsa_switch *ds, u8 p)