TDLS: Declare tdls_testing as extern in a header file

This gets rid of a sparse warning with CONFIG_TDLS_TESTING builds.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>

src/rsn_supp/wpa.h

@@ -418,6 +418,10 @@ int wpa_tdls_enable_chan_switch(struct wpa_sm *sm, const u8 *addr,
 				u8 oper_class,
 				struct hostapd_freq_params *freq_params);
 int wpa_tdls_disable_chan_switch(struct wpa_sm *sm, const u8 *addr);
+#ifdef CONFIG_TDLS_TESTING
+extern unsigned int tdls_testing;
+#endif /* CONFIG_TDLS_TESTING */
+
 
 int wpa_wnmsleep_install_key(struct wpa_sm *sm, u8 subelem_id, u8 *buf);
 void wpa_sm_set_test_assoc_ie(struct wpa_sm *sm, struct wpabuf *buf);

wpa_supplicant/ctrl_iface.c

@@ -420,7 +420,6 @@ static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
 #ifdef CONFIG_TDLS
 #ifdef CONFIG_TDLS_TESTING
 	} else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
-		extern unsigned int tdls_testing;
 		tdls_testing = strtol(value, NULL, 0);
 		wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
 #endif /* CONFIG_TDLS_TESTING */
@@ -7137,7 +7136,6 @@ static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
 
 #ifdef CONFIG_TDLS
 #ifdef CONFIG_TDLS_TESTING
-	extern unsigned int tdls_testing;
 	tdls_testing = 0;
 #endif /* CONFIG_TDLS_TESTING */
 	wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);