diff options
Diffstat (limited to 'drivers/net/can/spi/hi311x.c')
| -rw-r--r-- | drivers/net/can/spi/hi311x.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c index 5590c559a8ca..c2cf254e4e95 100644 --- a/drivers/net/can/spi/hi311x.c +++ b/drivers/net/can/spi/hi311x.c @@ -427,8 +427,10 @@ static int hi3110_get_berr_counter(const struct net_device *net, struct hi3110_priv *priv = netdev_priv(net); struct spi_device *spi = priv->spi; + mutex_lock(&priv->hi3110_lock); bec->txerr = hi3110_read(spi, HI3110_READ_TEC); bec->rxerr = hi3110_read(spi, HI3110_READ_REC); + mutex_unlock(&priv->hi3110_lock); return 0; } |