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Diffstat (limited to 'drivers/serial/atmel_serial.c')
-rw-r--r--drivers/serial/atmel_serial.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index fad245b064d6..d57bf3e708d8 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -549,7 +549,7 @@ static irqreturn_t atmel_interrupt(int irq, void *dev_id)
atmel_handle_transmit(port, pending);
} while (pass_counter++ < ATMEL_ISR_PASS_LIMIT);
- return IRQ_HANDLED;
+ return pass_counter ? IRQ_HANDLED : IRQ_NONE;
}
/*