Add guards for mbedtls_psa_crypto_free()

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/programs/x509/cert_app.c b/programs/x509/cert_app.c
index 83a31ad..51a79ec 100644
--- a/programs/x509/cert_app.c
+++ b/programs/x509/cert_app.c
@@ -457,7 +457,9 @@
 #endif
     mbedtls_ctr_drbg_free(&ctr_drbg);
     mbedtls_entropy_free(&entropy);
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
     mbedtls_psa_crypto_free();
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
 
     mbedtls_exit(exit_code);
 }
diff --git a/programs/x509/cert_req.c b/programs/x509/cert_req.c
index 1ca8362..1772f87 100644
--- a/programs/x509/cert_req.c
+++ b/programs/x509/cert_req.c
@@ -469,7 +469,9 @@
     mbedtls_pk_free(&key);
     mbedtls_ctr_drbg_free(&ctr_drbg);
     mbedtls_entropy_free(&entropy);
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
     mbedtls_psa_crypto_free();
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
 
     cur = opt.san_list;
     while (cur != NULL) {
diff --git a/programs/x509/cert_write.c b/programs/x509/cert_write.c
index e3bd69a..51b09f3 100644
--- a/programs/x509/cert_write.c
+++ b/programs/x509/cert_write.c
@@ -894,7 +894,9 @@
     mbedtls_pk_free(&loaded_issuer_key);
     mbedtls_ctr_drbg_free(&ctr_drbg);
     mbedtls_entropy_free(&entropy);
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
     mbedtls_psa_crypto_free();
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
 
     mbedtls_exit(exit_code);
 }
diff --git a/programs/x509/crl_app.c b/programs/x509/crl_app.c
index aa2e711..6c671ff 100644
--- a/programs/x509/crl_app.c
+++ b/programs/x509/crl_app.c
@@ -134,7 +134,9 @@
 
 exit:
     mbedtls_x509_crl_free(&crl);
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
     mbedtls_psa_crypto_free();
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
 
     mbedtls_exit(exit_code);
 }
diff --git a/programs/x509/load_roots.c b/programs/x509/load_roots.c
index 43ca0be..d024e98 100644
--- a/programs/x509/load_roots.c
+++ b/programs/x509/load_roots.c
@@ -196,7 +196,9 @@
     exit_code = MBEDTLS_EXIT_SUCCESS;
 
 exit:
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
     mbedtls_psa_crypto_free();
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
     mbedtls_exit(exit_code);
 }
 #endif /* necessary configuration */
diff --git a/programs/x509/req_app.c b/programs/x509/req_app.c
index f5fbc79..64b9f0b 100644
--- a/programs/x509/req_app.c
+++ b/programs/x509/req_app.c
@@ -134,7 +134,9 @@
 
 exit:
     mbedtls_x509_csr_free(&csr);
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
     mbedtls_psa_crypto_free();
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
 
     mbedtls_exit(exit_code);
 }