The pi433_write function should return the number of processed bytes.
This fix endless sending if write is invoked from userspace.
Signed-off-by: Oliver Graute <oliver.gra...@gmail.com>
---
drivers/staging/pi433/pi433_if.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c
index 1f3ba55..109b9ea 100644
--- a/drivers/staging/pi433/pi433_if.c
+++ b/drivers/staging/pi433/pi433_if.c
@@ -845,7 +845,7 @@ static irqreturn_t DIO1_irq_handler(int irq, void *dev_id)
wake_up_interruptible(&device->tx_wait_queue);
dev_dbg(device->dev, "write: generated new msg with %d bytes.", copied);
- return 0;
+ return copied;
abort:
dev_dbg(device->dev, "write to fifo failed: 0x%x", retval);
--
1.9.1
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