wired: Mark some common helper functions static

These are used only within driver_wired_common.c now at the end of the
refactoring changes, so there is no need to make these helper functions
available outside driver_wired_common.c.

Signed-off-by: Jouni Malinen <j@w1.fi>

src/drivers/driver_wired_common.c

@@ -30,7 +30,7 @@
 #endif /* __sun__ */
 
 
-int driver_wired_get_ifflags(const char *ifname, int *flags)
+static int driver_wired_get_ifflags(const char *ifname, int *flags)
 {
 	struct ifreq ifr;
 	int s;
@@ -55,7 +55,7 @@ int driver_wired_get_ifflags(const char *ifname, int *flags)
 }
 
 
-int driver_wired_set_ifflags(const char *ifname, int flags)
+static int driver_wired_set_ifflags(const char *ifname, int flags)
 {
 	struct ifreq ifr;
 	int s;
@@ -80,7 +80,7 @@ int driver_wired_set_ifflags(const char *ifname, int flags)
 }
 
 
-int driver_wired_multi(const char *ifname, const u8 *addr, int add)
+static int driver_wired_multi(const char *ifname, const u8 *addr, int add)
 {
 	struct ifreq ifr;
 	int s;
@@ -188,7 +188,7 @@ int driver_wired_get_capa(void *priv, struct wpa_driver_capa *capa)
 
 
 #if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__)
-int driver_wired_get_ifstatus(const char *ifname, int *status)
+static int driver_wired_get_ifstatus(const char *ifname, int *status)
 {
 	struct ifmediareq ifmr;
 	int s;

src/drivers/driver_wired_common.h

@@ -22,14 +22,10 @@ struct driver_wired_common_data {
 static const u8 pae_group_addr[ETH_ALEN] =
 { 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03 };
 
-int driver_wired_get_ifflags(const char *ifname, int *flags);
-int driver_wired_set_ifflags(const char *ifname, int flags);
-int driver_wired_multi(const char *ifname, const u8 *addr, int add);
 int wired_multicast_membership(int sock, int ifindex, const u8 *addr, int add);
 int driver_wired_get_ssid(void *priv, u8 *ssid);
 int driver_wired_get_bssid(void *priv, u8 *bssid);
 int driver_wired_get_capa(void *priv, struct wpa_driver_capa *capa);
-int driver_wired_get_ifstatus(const char *ifname, int *status);
 
 int driver_wired_init_common(struct driver_wired_common_data *common,
 			     const char *ifname, void *ctx);