ath9k: move the max rx buffer size check to ath9k_rx_accept()

While at it flip the order, seems easier to read and also
add some better description as to why we do this check.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
1 file changed