diff options
| -rw-r--r-- | drivers/spi/spi.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index a52f16685d6..c2899161cca 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1351,6 +1351,11 @@ static int __spi_async(struct spi_device *spi, struct spi_message *message) struct spi_master *master = spi->master; struct spi_transfer *xfer; + if (list_empty(&message->transfers)) + return -EINVAL; + if (!message->complete) + return -EINVAL; + /* Half-duplex links include original MicroWire, and ones with * only one data pin like SPI_3WIRE (switches direction) or where * either MOSI or MISO is missing. They can also be caused by |