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 721de84..294e994 100644
--- a/programs/x509/cert_app.c
+++ b/programs/x509/cert_app.c
@@ -461,7 +461,9 @@
 #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 */
 
 #if defined(_WIN32)
     mbedtls_printf("  + Press Enter to exit this program.\n");
diff --git a/programs/x509/cert_req.c b/programs/x509/cert_req.c
index 43b1eb1..db200d9 100644
--- a/programs/x509/cert_req.c
+++ b/programs/x509/cert_req.c
@@ -374,7 +374,9 @@
     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 */
 
 #if defined(_WIN32)
     mbedtls_printf("  + Press Enter to exit this program.\n");
diff --git a/programs/x509/cert_write.c b/programs/x509/cert_write.c
index bf46799..02ff836 100644
--- a/programs/x509/cert_write.c
+++ b/programs/x509/cert_write.c
@@ -726,7 +726,9 @@
     mbedtls_mpi_free(&serial);
     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 */
 
 #if defined(_WIN32)
     mbedtls_printf("  + Press Enter to exit this program.\n");
diff --git a/programs/x509/crl_app.c b/programs/x509/crl_app.c
index f99d9ac..e3e0577 100644
--- a/programs/x509/crl_app.c
+++ b/programs/x509/crl_app.c
@@ -136,7 +136,9 @@
 
 exit:
     mbedtls_x509_crl_free(&crl);
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
     mbedtls_psa_crypto_free();
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
 
 #if defined(_WIN32)
     mbedtls_printf("  + Press Enter to exit this program.\n");
diff --git a/programs/x509/load_roots.c b/programs/x509/load_roots.c
index bca6e88..e28f35a 100644
--- a/programs/x509/load_roots.c
+++ b/programs/x509/load_roots.c
@@ -200,7 +200,9 @@
     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 b1fc98c..b447c6a 100644
--- a/programs/x509/req_app.c
+++ b/programs/x509/req_app.c
@@ -136,7 +136,9 @@
 
 exit:
     mbedtls_x509_csr_free(&csr);
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
     mbedtls_psa_crypto_free();
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
 
 #if defined(_WIN32)
     mbedtls_printf("  + Press Enter to exit this program.\n");