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-rw-r--r--arch/um/drivers/line.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 8d80b27502e6..7e524efed584 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -261,7 +261,7 @@ static irqreturn_t line_write_interrupt(int irq, void *data)
if (err == 0) {
spin_unlock(&line->lock);
return IRQ_NONE;
- } else if (err < 0) {
+ } else if ((err < 0) && (err != -EAGAIN)) {
line->head = line->buffer;
line->tail = line->buffer;
}
@@ -284,7 +284,7 @@ int line_setup_irq(int fd, int input, int output, struct line *line, void *data)
if (err)
return err;
if (output)
- err = um_request_irq(driver->write_irq, fd, IRQ_NONE,
+ err = um_request_irq(driver->write_irq, fd, IRQ_WRITE,
line_write_interrupt, IRQF_SHARED,
driver->write_irq_name, data);
return err;