diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/um/drivers/line.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index 4a3c853..4ab0d9c 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -344,6 +344,7 @@ static irqreturn_t line_write_interrupt(int irq, void *data) spin_lock(&line->lock); err = flush_buffer(line); if (err == 0) { + spin_unlock(&line->lock); return IRQ_NONE; } else if (err < 0) { line->head = line->buffer; |