staging: pi433: pi433_write fixed the return value

The pi433_write function should return the number of processed bytes

Reported-by: Marcin Ciupak <marcin.s.ciupak@gmail.com>
Signed-off-by: Oliver Graute <oliver.graute@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Oliver Graute 2017-12-19 20:58:31 +01:00 committed by Greg Kroah-Hartman
parent 93ddf0b211
commit dd1114693b

View file

@ -837,7 +837,7 @@ pi433_write(struct file *filp, const char __user *buf,
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);