tree 17ed7f410dcac72c1739e26bb01e957d2b8568ed
parent 375679104ab3ccfd18dcbd7ba503734fb9a2c63a
author Eric Dumazet <eric.dumazet@gmail.com> 1387505440 -0800
committer David S. Miller <davem@davemloft.net> 1388167231 -0500

arc_emac: fix potential use after free

Signed-off-by: Eric Dumazet <edumazet@google.com>

skb_tx_timestamp(skb) should be called _before_ TX completion
has a chance to trigger, otherwise it is too late and we access
freed memory.

Fixes: e4f2379db6c6 ("ethernet/arc/arc_emac - Add new driver")
From: Eric Dumazet <edumazet@google.com>
Cc: Alexey Brodkin <Alexey.Brodkin@synopsys.com>
Cc: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>