Init PSA in fuzz programs

Signed-off-by: Przemek Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/programs/fuzz/fuzz_dtlsserver.c b/programs/fuzz/fuzz_dtlsserver.c
index 529fbbf..9b8ebe7 100644
--- a/programs/fuzz/fuzz_dtlsserver.c
+++ b/programs/fuzz/fuzz_dtlsserver.c
@@ -74,6 +74,13 @@
     mbedtls_entropy_init(&entropy);
     mbedtls_ssl_cookie_init(&cookie_ctx);
 
+#if defined(MBEDTLS_USE_PSA_CRYPTO)
+    psa_status_t status = psa_crypto_init();
+    if (status != PSA_SUCCESS) {
+        goto exit;
+    }
+#endif /* MBEDTLS_USE_PSA_CRYPTO */
+
     if (mbedtls_ctr_drbg_seed(&ctr_drbg, dummy_entropy, &entropy,
                               (const unsigned char *) pers, strlen(pers)) != 0) {
         goto exit;
@@ -152,9 +159,14 @@
 exit:
     mbedtls_ssl_cookie_free(&cookie_ctx);
     mbedtls_entropy_free(&entropy);
+#if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_PEM_PARSE_C)
+    mbedtls_pk_free(&pkey);
+    mbedtls_x509_crt_free(&srvcert);
+#endif
     mbedtls_ctr_drbg_free(&ctr_drbg);
     mbedtls_ssl_config_free(&conf);
     mbedtls_ssl_free(&ssl);
+    mbedtls_psa_crypto_free();
 
 #else
     (void) Data;