Fix sms reg functions #1550

Job	Run time
check	3m 6s
check	3m 6s
clippy	6m 34s
clippy	6m 34s
rustfmt	4s
rustfmt	4s
audit	19s
audit	19s
test	4m 22s
test	4m 22s
cross-mips	41s
cross-mips	41s
cross-aarch64	51s
cross-aarch64	51s
cross-armv7	46s
cross-armv7	46s
cross-mipsel	51s
cross-mipsel	51s
integration-test-five-nodes	24m 32s
integration-test-five-nodes	24m 32s
integration-test-althea-payment	16m 59s
integration-test-althea-payment	16m 59s
integration-test-db-migration	12m 39s
integration-test-db-migration	12m 39s
integration-test-eth-payments	14m 2s
integration-test-eth-payments	14m 2s
integration-test-debts	25m 6s
integration-test-debts	24m 43s
integration-test-multi-exit	21m 22s
integration-test-multi-exit	21m 22s
integration-test-validate-contract	27m 27s
integration-test-validate-contract	27m 27s
	5h 18m 59s

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