Merge pull request #249 from LedgerHQ/missing-return-checks #1200

Job	Run time
Compilation for NanoS, X, S+, and Stax (nanos, $NANOS_SDK)	10s
Compilation for NanoS, X, S+, and Stax (nanos, $NANOS_SDK)	1m 44s
Compilation for NanoS, X, S+, and Stax (nanox, $NANOX_SDK)	16s
Compilation for NanoS, X, S+, and Stax (nanox, $NANOX_SDK)	1m 48s
Compilation for NanoS, X, S+, and Stax (nanosp, $NANOSP_SDK)	20s
Compilation for NanoS, X, S+, and Stax (nanosp, $NANOSP_SDK)	1m 51s
Compilation for NanoS, X, S+, and Stax (stax, $STAX_SDK)	20s
Compilation for NanoS, X, S+, and Stax (stax, $STAX_SDK)	1m 56s
Unit test	0s
Unit test	1m 48s
Tests on mainnet	0s
Tests with the JS library	0s
Tests with the JS library	1m 25s
Tests with the Python library and legacy Bitcoin app	0s
Tests with the Python library and legacy Bitcoin app	45s
Tests for rust client library	0s
Tests for rust client library	1m 40s
Tests on mainnet (nanos)	35s
Tests on mainnet (nanox)	32s
Tests on mainnet (nanosp)	32s
Tests on mainnet (stax)	33s
	16m 15s

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