tree 66241edf73d49e78cc85c0123178fb56b551a282
parent 95743deb34de29defbb98ad477700aaf344f93f3
author David S. Miller <davem@sunset.davemloft.net> 1169782236 -0800
committer David S. Miller <davem@sunset.davemloft.net> 1169782236 -0800

[AF_PACKET]: Check device down state before hard header callbacks.

If the device is down, invoking the device hard header callbacks
is not legal, so check it early.

Based upon a shaper OOPS report from Frederik Deweerdt.

Signed-off-by: David S. Miller <davem@davemloft.net>