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A non-zero, non-descript value is needed as the hash key. The hash variable was left un-initialized; but sometimes it gets a zero value and hashing is not effective. The constant value used now (not of any significance) seems to work fine. Signed-off-by: Sathya Perla <sathya.perla@emulex.com> Signed-off-by: David S. Miller <davem@davemloft.net>