ISR should not return IRQ_HANDLED for not handling anything. This patch fixes the return value of ISR for the same case. Signed-off-by: Amit Singh Tomar <amit.tomar@xxxxxxxxxxxxx> --- drivers/i2c/busses/i2c-mpc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index c74cc2b..2f20db1 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -95,8 +95,9 @@ static irqreturn_t mpc_i2c_isr(int irq, void *dev_id) i2c->interrupt = readb(i2c->base + MPC_I2C_SR); writeb(0, i2c->base + MPC_I2C_SR); wake_up(&i2c->queue); + return IRQ_HANDLED; } - return IRQ_HANDLED; + return IRQ_NONE; } /* Sometimes 9th clock pulse isn't generated, and slave doesn't release -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
