Refine the detect code to enable early data or not

Signed-off-by: Xiaokang Qian <xiaokang.qian@arm.com>
diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index d4ca4d8..848fa12 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -2010,14 +2010,12 @@
     }
 
 #if defined(MBEDTLS_SSL_EARLY_DATA)
-    int early_data_enabled = 0;
+    int early_data_enabled = MBEDTLS_SSL_EARLY_DATA_DISABLED;
     size_t early_data_len;
     if (strlen(opt.early_data_file) > 0 &&
-        ssl_early_data_read_file(opt.early_data_file,
-                                 &early_data, &early_data_len) == 0) {
+        ssl_read_file_text(opt.early_data_file,
+                           &early_data, &early_data_len) == 0) {
         early_data_enabled = MBEDTLS_SSL_EARLY_DATA_ENABLED;
-    } else {
-        early_data_enabled = MBEDTLS_SSL_EARLY_DATA_DISABLED;
     }
     mbedtls_ssl_conf_early_data(&conf, early_data_enabled);
 #endif /* MBEDTLS_SSL_EARLY_DATA */