5 files changed, 4 insertions, 8 deletions

diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 6e20e9c94b3c..1bf86d2df23f 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -1443,7 +1443,7 @@ at86rf230_detect_device(struct at86rf230_local *lp)
                 return -EINVAL;
         }
 
-        lp->hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AACK |
+        lp->hw->flags = IEEE802154_HW_TX_OMIT_CKSUM |
                         IEEE802154_HW_CSMA_PARAMS |
                         IEEE802154_HW_FRAME_RETRIES | IEEE802154_HW_AFILT |
                         IEEE802154_HW_PROMISCUOUS;
diff --git a/drivers/net/ieee802154/atusb.c b/drivers/net/ieee802154/atusb.c
index 3d25678dfd95..80dfc725b8dc 100644
--- a/drivers/net/ieee802154/atusb.c
+++ b/drivers/net/ieee802154/atusb.c
@@ -628,7 +628,7 @@ static int atusb_probe(struct usb_interface *interface,
 
         hw->parent = &usb_dev->dev;
         hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AFILT |
-                    IEEE802154_HW_AACK | IEEE802154_HW_PROMISCUOUS;
+                    IEEE802154_HW_PROMISCUOUS;
 
         hw->phy->flags = WPAN_PHY_FLAG_TXPOWER;
 
diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
index a8bafd6bd5e4..15f263cfece5 100644
--- a/drivers/net/ieee802154/cc2520.c
+++ b/drivers/net/ieee802154/cc2520.c
@@ -746,8 +746,7 @@ static int cc2520_register(struct cc2520_private *priv)
 
         /* We do support only 2.4 Ghz */
         priv->hw->phy->supported.channels[0] = 0x7FFF800;
-        priv->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK |
-                          IEEE802154_HW_AFILT;
+        priv->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AFILT;
 
         priv->hw->phy->flags = WPAN_PHY_FLAG_TXPOWER;
 
diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index f2a1bd122a74..99c767695c7b 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -751,8 +751,7 @@ static int mrf24j40_probe(struct spi_device *spi)
         devrec->hw->priv = devrec;
         devrec->hw->parent = &devrec->spi->dev;
         devrec->hw->phy->supported.channels[0] = CHANNEL_MASK;
-        devrec->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AACK |
-                            IEEE802154_HW_AFILT;
+        devrec->hw->flags = IEEE802154_HW_OMIT_CKSUM | IEEE802154_HW_AFILT;
 
         dev_dbg(printdev(devrec), "registered mrf24j40\n");
         ret = ieee802154_register_hw(devrec->hw);
diff --git a/include/net/mac802154.h b/include/net/mac802154.h
index 845e4f88a33e..a20ba28ad9c5 100644
--- a/include/net/mac802154.h
+++ b/include/net/mac802154.h
@@ -90,8 +90,6 @@ struct ieee802154_hw {
 
 /* Indicates that xmitter will add FCS on it's own. */
 #define IEEE802154_HW_TX_OMIT_CKSUM     0x00000001
-/* Indicates that receiver will autorespond with ACK frames. */
-#define IEEE802154_HW_AACK              0x00000002
 /* Indicates that transceiver will support listen before transmit. */
 #define IEEE802154_HW_LBT               0x00000004
 /* Indicates that transceiver will support csma (max_be, min_be, csma retries)