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The LSM domain mapping head table pointer was not being referenced via the RCU safe dereferencing function, rcu_dereference(). This patch adds those missing calls to the NetLabel code. This has been tested using recent linux-2.6 git kernels with no visible regressions. Signed-off-by: Paul Moore <paul.moore@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>