mrf24j40: change to frame delivery with crc

This patch changes the frame delivery to mac802154 with crc. This is
useful for monitor interface types which deliver the crc to userspace.

Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index ca98b5c603ce..788adb654f32 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -881,9 +881,6 @@ static int mrf24j40_handle_rx(struct mrf24j40 *devrec)
                 goto out;
         }
 
-        /* Cut off the checksum */
-        skb_trim(skb, len-2);
-
         /* TODO: Other drivers call ieee20154_rx_irqsafe() here (eg: cc2040,
          * also from a workqueue).  I think irqsafe is not necessary here.
          * Can someone confirm? */
@@ -1060,7 +1057,7 @@ static int mrf24j40_probe(struct spi_device *spi)
         devrec->hw = hw;
         devrec->hw->parent = &spi->dev;
         devrec->hw->phy->supported.channels[0] = CHANNEL_MASK;
-        devrec->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AFILT;
+        devrec->hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AFILT;
 
         devrec->regmap_short = devm_regmap_init_spi(spi,
                                                     &mrf24j40_short_regmap);