We should check if the map of the table actually succeeds, and also free
resources accordingly.

Version bumped to 1.2.1.0
Acked-by: NShelley Gong <shelleygong@vmware.com>
Acked-by: NBhavesh Davda <bhavesh@vmware.com>
Signed-off-by: NAndy King <acking@vmware.com>
Reported-by: NTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>