From f58b14e6632a07ea1eb89aedb5e27cc55d251826 Mon Sep 17 00:00:00 2001 From: Jeffy Chen Date: Mon, 12 Jun 2017 16:42:46 +0800 Subject: mfd: cros_ec: Free IRQ on exit Currently we request the irq when probing, but never free it. So after unbind ec driver, this irq will be left requested, which would break the next bind: [ 2683.338437] genirq: Flags mismatch irq 64. 00002008 (chromeos-ec) vs. 00002008 (chromeos-ec) [ 2683.338591] cros-ec-spi spi5.0: request irq 64: error -16 [ 2683.338610] cros-ec-spi spi5.0: cannot register EC [ 2683.338656] cros-ec-spi: probe of spi5.0 failed with error -16 Signed-off-by: Jeffy Chen Signed-off-by: Lee Jones --- drivers/mfd/cros_ec.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/mfd') diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c index e31ac60a7623..dc6ce9091694 100644 --- a/drivers/mfd/cros_ec.c +++ b/drivers/mfd/cros_ec.c @@ -183,6 +183,9 @@ int cros_ec_remove(struct cros_ec_device *ec_dev) cros_ec_acpi_remove_gpe_handler(); + if (ec_dev->irq) + free_irq(ec_dev->irq, ec_dev); + return 0; } EXPORT_SYMBOL(cros_ec_remove); -- cgit v1.2.3