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pk_wrap: check if curve conversion is successful

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This commit is contained in:
Andrzej Kurek 2018-11-07 08:18:52 -05:00
parent ea84233e02
commit b3d1b12177
1 changed files with 3 additions and 0 deletions
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3
library/pk_wrap.c
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@ -677,6 +677,9 @@ static int ecdsa_verify_wrap( void *ctx, mbedtls_md_type_t md_alg,
psa_algorithm_t psa_sig_md = PSA_ALG_ECDSA( translate_md_to_psa( md_alg ) ); psa_algorithm_t psa_sig_md = PSA_ALG_ECDSA( translate_md_to_psa( md_alg ) );
psa_ecc_curve_t curve = mbedtls_ecc_group_to_psa ( ( (mbedtls_ecdsa_context *) ctx )->grp.id ); psa_ecc_curve_t curve = mbedtls_ecc_group_to_psa ( ( (mbedtls_ecdsa_context *) ctx )->grp.id );
if( curve == 0 )
return( MBEDTLS_ERR_PK_BAD_INPUT_DATA );
memset( &signature, 0, sizeof( mbedtls_asn1_buf ) ); memset( &signature, 0, sizeof( mbedtls_asn1_buf ) );
key.pk_info = &pk_info; key.pk_info = &pk_info;
key.pk_ctx = ctx; key.pk_ctx = ctx;