diff --git a/src/utils/wpa_debug.c b/src/utils/wpa_debug.c
index fa453eb61..27a61c0f2 100644
--- a/src/utils/wpa_debug.c
+++ b/src/utils/wpa_debug.c
@@ -23,9 +23,6 @@ static int wpa_debug_syslog = 0;
 #endif /* CONFIG_DEBUG_SYSLOG */
 
 
-#ifdef CONFIG_DEBUG_FILE
-static FILE *out_file = NULL;
-#endif /* CONFIG_DEBUG_FILE */
 int wpa_debug_level = MSG_INFO;
 int wpa_debug_show_keys = 0;
 int wpa_debug_timestamp = 0;
@@ -33,6 +30,11 @@ int wpa_debug_timestamp = 0;
 
 #ifndef CONFIG_NO_STDOUT_DEBUG
 
+#ifdef CONFIG_DEBUG_FILE
+static FILE *out_file = NULL;
+#endif /* CONFIG_DEBUG_FILE */
+
+
 void wpa_debug_print_timestamp(void)
 {
 	struct os_time tv;
diff --git a/src/utils/wpa_debug.h b/src/utils/wpa_debug.h
index 018d63423..0c8cdf2bc 100644
--- a/src/utils/wpa_debug.h
+++ b/src/utils/wpa_debug.h
@@ -38,6 +38,11 @@ enum {
 #define wpa_debug_close_file() do { } while (0)
 #define wpa_dbg(args...) do { } while (0)
 
+static inline int wpa_debug_reopen_file(void)
+{
+	return 0;
+}
+
 #else /* CONFIG_NO_STDOUT_DEBUG */
 
 int wpa_debug_open_file(const char *path);
@@ -157,6 +162,7 @@ void wpa_hexdump_ascii_key(int level, const char *title, const u8 *buf,
 #define wpa_msg(args...) do { } while (0)
 #define wpa_msg_ctrl(args...) do { } while (0)
 #define wpa_msg_register_cb(f) do { } while (0)
+#define wpa_msg_register_ifname_cb(f) do { } while (0)
 #else /* CONFIG_NO_WPA_MSG */
 /**
  * wpa_msg - Conditional printf for default target and ctrl_iface monitors
diff --git a/wpa_supplicant/wpa_supplicant.c b/wpa_supplicant/wpa_supplicant.c
index c32f01c1e..7b0bbd166 100644
--- a/wpa_supplicant/wpa_supplicant.c
+++ b/wpa_supplicant/wpa_supplicant.c
@@ -2338,6 +2338,7 @@ struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
 }
 
 
+#ifndef CONFIG_NO_WPA_MSG
 static const char * wpa_supplicant_msg_ifname_cb(void *ctx)
 {
 	struct wpa_supplicant *wpa_s = ctx;
@@ -2345,6 +2346,7 @@ static const char * wpa_supplicant_msg_ifname_cb(void *ctx)
 		return NULL;
 	return wpa_s->ifname;
 }
+#endif /* CONFIG_NO_WPA_MSG */
 
 
 /**
@@ -2364,7 +2366,9 @@ struct wpa_global * wpa_supplicant_init(struct wpa_params *params)
 	if (params == NULL)
 		return NULL;
 
+#ifndef CONFIG_NO_WPA_MSG
 	wpa_msg_register_ifname_cb(wpa_supplicant_msg_ifname_cb);
+#endif /* CONFIG_NO_WPA_MSG */
 
 	wpa_debug_open_file(params->wpa_debug_file_path);
 	if (params->wpa_debug_syslog)