Add missing return code check on call to mbedtls_md()
@@ -214,7 +214,9 @@ int mbedtls_x509write_csr_der( mbedtls_x509write_csr *ctx, unsigned char *buf, s
return( MBEDTLS_ERR_X509_FATAL_ERROR );
}
#else /* MBEDTLS_USE_PSA_CRYPTO */
- mbedtls_md( mbedtls_md_info_from_type( ctx->md_alg ), c, len, hash );
+ ret = mbedtls_md( mbedtls_md_info_from_type( ctx->md_alg ), c, len, hash );
+ if( ret != 0 )
+ return( ret );
#endif
if( ( ret = mbedtls_pk_sign( ctx->key, ctx->md_alg, hash, 0, sig, &sig_len,
f_rng, p_rng ) ) != 0 )
