diff options
Diffstat (limited to 'drivers/net/ieee802154')
| -rw-r--r-- | drivers/net/ieee802154/ca8210.c | 14 | ||||
| -rw-r--r-- | drivers/net/ieee802154/mcr20a.c | 2 |
2 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index 377af43b81b3..58299fb666ed 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -2493,13 +2493,14 @@ static ssize_t ca8210_test_int_user_write( struct ca8210_priv *priv = filp->private_data; u8 command[CA8210_SPI_BUF_SIZE]; - if (len > CA8210_SPI_BUF_SIZE) { + memset(command, SPI_IDLE, 6); + if (len > CA8210_SPI_BUF_SIZE || len < 2) { dev_warn( &priv->spi->dev, - "userspace requested erroneously long write (%zu)\n", + "userspace requested erroneous write length (%zu)\n", len ); - return -EMSGSIZE; + return -EBADE; } ret = copy_from_user(command, in_buf, len); @@ -2511,6 +2512,13 @@ static ssize_t ca8210_test_int_user_write( ); return -EIO; } + if (len != command[1] + 2) { + dev_err( + &priv->spi->dev, + "write len does not match packet length field\n" + ); + return -EBADE; + } ret = ca8210_test_check_upstream(command, priv->spi); if (ret == 0) { diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c index d9eb22a52551..55a22c761808 100644 --- a/drivers/net/ieee802154/mcr20a.c +++ b/drivers/net/ieee802154/mcr20a.c @@ -723,13 +723,11 @@ mcr20a_set_promiscuous_mode(struct ieee802154_hw *hw, const bool on) struct mcr20a_local *lp = hw->priv; int ret; u8 rx_frame_filter_reg = 0x0; - u8 val; dev_dbg(printdev(lp), "%s(%d)\n", __func__, on); if (on) { /* All frame types accepted*/ - val |= DAR_PHY_CTRL4_PROMISCUOUS; rx_frame_filter_reg &= ~(IAR_RX_FRAME_FLT_FRM_VER); rx_frame_filter_reg |= (IAR_RX_FRAME_FLT_ACK_FT | IAR_RX_FRAME_FLT_NS_FT); |