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c09966608d
In rare circumstances 0 is returned by dccp_li_hist_calc_i_mean which leads to a divide by zero in ccid3_hc_rx_packet_recv. Explicitly check for zero return now. Update copyright notice at same time. Found by Arnaldo. Signed-off-by: Ian McDonald <imcdnzl@gmail.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>