IPv6: addrconf dad timer unnecessary bh_disable
authorstephen hemminger <shemminger@vyatta.com>
Tue, 2 Mar 2010 13:32:44 +0000 (13:32 +0000)
committerDavid S. Miller <davem@davemloft.net>
Thu, 4 Mar 2010 08:39:32 +0000 (00:39 -0800)
commit122e4519cd5c224d4b8e681d368132b643e28f60
tree1fe589902069d711663b027ba0a631971254b22e
parente5c1a0aa00ce94ab0cd669bb290c3ae4657242a3
IPv6: addrconf dad timer unnecessary bh_disable

Timer code runs in bottom half, so there is no need for
using _bh form of locking.  Also check if device is not ready
to avoid race with address that is no longer active.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv6/addrconf.c