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authorMiquel Raynal <miquel.raynal@bootlin.com>2023-09-27 20:12:12 +0200
committerMiquel Raynal <miquel.raynal@bootlin.com>2023-11-20 11:43:19 +0100
commit80f8bf9a2a7f603662e08f7663643a58087a2cd4 (patch)
tree16c1ccbc5029038f9d123c98e00055833eb48dd7 /net/ieee802154
parentce93b9378c306e6bcc4e0bd817acf4195b4a0288 (diff)
mac802154: Follow the number of associated devices
Track the count of associated devices. Limit the number of associations using the value provided by the user if any. If we reach the maximum number of associations, we tell the device we are at capacity. If the user do not want to accept any more associations, it may specify the value 0 to the maximum number of associations, which will lead to an access denied error status returned to the peers trying to associate. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Acked-by: Stefan Schmidt <stefan@datenfreihafen.org> Acked-by: Alexander Aring <aahringo@redhat.com> Link: https://lore.kernel.org/linux-wpan/20230927181214.129346-10-miquel.raynal@bootlin.com
Diffstat (limited to 'net/ieee802154')
-rw-r--r--net/ieee802154/core.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ieee802154/core.c b/net/ieee802154/core.c
index 2d6fe45efa05..60e8fff1347e 100644
--- a/net/ieee802154/core.c
+++ b/net/ieee802154/core.c
@@ -212,6 +212,8 @@ static void cfg802154_free_peer_structures(struct wpan_dev *wpan_dev)
kfree(child);
}
+ wpan_dev->nchildren = 0;
+
mutex_unlock(&wpan_dev->association_lock);
}