diff mbox series

[2/5] i2c: mt65xx: fix IRQ check

Message ID 1ae63e06-7cbc-34ea-24b1-be0b2c35d57d@omp.ru
State Superseded
Headers show
Series Correctly handle plaform_get_irq()'s result in the i2C drivers | expand

Commit Message

Sergey Shtylyov June 23, 2021, 8:56 p.m. UTC 
Iff platform_get_irq() returns 0, the driver's probe() method will return 0
early (as if the method's call was successful).  Let's consider IRQ0 valid
for simplicity -- devm_request_irq() can always override that decision...

Fixes: ce38815d39ea ("I2C: mediatek: Add driver for MediaTek I2C controller")
Signed-off-by: Sergey Shtylyov <s.shtylyov@omprussia.ru>

---
 drivers/i2c/busses/i2c-mt65xx.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

Index: linux/drivers/i2c/busses/i2c-mt65xx.c
===================================================================
--- linux.orig/drivers/i2c/busses/i2c-mt65xx.c
+++ linux/drivers/i2c/busses/i2c-mt65xx.c
@@ -1211,7 +1211,7 @@  static int mtk_i2c_probe(struct platform
 		return PTR_ERR(i2c->pdmabase);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq <= 0)
+	if (irq < 0)
 		return irq;
 
 	init_completion(&i2c->msg_complete);