tree 045352ebe8c4b6a514fd01058eb466b03e38c988
parent 32605dc83042d737e715a685e53176388d73540e
author Gilles Peskine <Gilles.Peskine@arm.com> 1522386735 +0200
committer Gilles Peskine <Gilles.Peskine@arm.com> 1522428196 +0200

Clarify the use of MBEDTLS_ERR_PK_SIG_LEN_MISMATCH

Clarify what MBEDTLS_ERR_ECP_SIG_LEN_MISMATCH and
MBEDTLS_ERR_PK_SIG_LEN_MISMATCH mean. Add comments to highlight that
this indicates that a valid signature is present, unlike other error
codes. See
https://github.com/ARMmbed/mbedtls/pull/1149#discussion_r178130705