Fix a race where a pending interrupt could be received and the handler
called before the handler's data has been setup, by converting to
irq_set_chained_handler_and_data().
Signed-off-by: Russell King <rmk+ker...@arm.linux.org.uk>
---
Depends on patch 1.
drivers/gpio/gpio-mxs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c
index 84cbda6acdda..eac872748ee7 100644
--- a/drivers/gpio/gpio-mxs.c
+++ b/drivers/gpio/gpio-mxs.c
@@ -320,8 +320,8 @@ static int mxs_gpio_probe(struct platform_device *pdev)
mxs_gpio_init_gc(port, irq_base);
/* setup one handler for each entry */
- irq_set_chained_handler(port->irq, mxs_gpio_irq_handler);
- irq_set_handler_data(port->irq, port);
+ irq_set_chained_handler_and_data(port->irq, mxs_gpio_irq_handler,
+ port);
err = bgpio_init(&port->bgc, &pdev->dev, 4,
port->base + PINCTRL_DIN(port),
--
2.1.0
--
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