diff options
Diffstat (limited to 'drivers/spi/spi.c')
| -rw-r--r-- | drivers/spi/spi.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 2ebcd1851ab0..ed6b8ae2f1ee 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -958,6 +958,8 @@ static int spi_map_msg(struct spi_master *master, struct spi_message *msg) if (max_tx || max_rx) { list_for_each_entry(xfer, &msg->transfers, transfer_list) { + if (!xfer->len) + continue; if (!xfer->tx_buf) xfer->tx_buf = master->dummy_tx; if (!xfer->rx_buf) |