rsa: rsa_rsassa_pss_sign() to check MD alg both in parameters and RSA context
This helps fixing a disparity between the legacy and the USE_PSA
case for rsa_sign_wrap() in pk_wrap.c.
Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/library/rsa.c b/library/rsa.c
index 5debc69..7eb4a25 100644
--- a/library/rsa.c
+++ b/library/rsa.c
@@ -2231,7 +2231,7 @@
if (ctx->padding != MBEDTLS_RSA_PKCS_V21) {
return MBEDTLS_ERR_RSA_BAD_INPUT_DATA;
}
- if (ctx->hash_id == MBEDTLS_MD_NONE) {
+ if ((ctx->hash_id == MBEDTLS_MD_NONE) && (md_alg == MBEDTLS_MD_NONE)) {
return MBEDTLS_ERR_RSA_BAD_INPUT_DATA;
}
return rsa_rsassa_pss_sign_no_mode_check(ctx, f_rng, p_rng, md_alg, hashlen, hash, saltlen,