ieee802154: 6lowpan: set ackreq when needed

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This patch sets the acknowledge request bit inside the 802.15.4 mac
header when frame retries is 0 or above. The other frame retries value
which is -1 indicates that the transmitter doesn't care about an
acknowledge frame which will be ignored after transmitting if the node
sends anyway an ack frame after receiving. This is currently unnecessary
traffic if the max frame retries parameter is -1.

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

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Alexander Aring 2015-06-02 15:55:17 +02:00 • committed by Marcel Holtmann

parent d6d244d4df

commit 1caf6f476e

1 changed files with 3 additions and 2 deletions

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net/ieee802154/6lowpan/tx.c

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