drivers: Move driver_wired_deinit_common() to a common file

This continues refactoring of the common parts of wired drivers code
into a shared file, so that they can be reused by other drivers.

Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>

src/drivers/driver_macsec_qca.c

@@ -174,43 +174,8 @@ static void * macsec_qca_init(void *ctx, const char *ifname)
 static void macsec_qca_deinit(void *priv)
 {
 	struct macsec_qca_data *drv = priv;
-	int flags;
-
-	if (drv->common.membership &&
-	    wired_multicast_membership(drv->common.pf_sock,
-				       if_nametoindex(drv->common.ifname),
-				       pae_group_addr, 0) < 0) {
-		wpa_printf(MSG_DEBUG,
-			   "%s: Failed to remove PAE multicast group (PACKET)",
-			   __func__);
-	}
-
-	if (drv->common.multi &&
-	    driver_wired_multi(drv->common.ifname, pae_group_addr, 0) < 0) {
-		wpa_printf(MSG_DEBUG,
-			   "%s: Failed to remove PAE multicast group (SIOCDELMULTI)",
-			   __func__);
-	}
-
-	if (drv->common.iff_allmulti &&
-	    (driver_wired_get_ifflags(drv->common.ifname, &flags) < 0 ||
-	     driver_wired_set_ifflags(drv->common.ifname,
-				      flags & ~IFF_ALLMULTI) < 0)) {
-		wpa_printf(MSG_DEBUG, "%s: Failed to disable allmulti mode",
-			   __func__);
-	}
-
-	if (drv->common.iff_up &&
-	    driver_wired_get_ifflags(drv->common.ifname, &flags) == 0 &&
-	    (flags & IFF_UP) &&
-	    driver_wired_set_ifflags(drv->common.ifname, flags & ~IFF_UP) < 0) {
-		wpa_printf(MSG_DEBUG, "%s: Failed to set the interface down",
-			   __func__);
-	}
-
-	if (drv->common.pf_sock != -1)
-		close(drv->common.pf_sock);
 
+	driver_wired_deinit_common(&drv->common);
 	os_free(drv);
 }
 

src/drivers/driver_wired.c

@@ -410,41 +410,8 @@ static void * wpa_driver_wired_init(void *ctx, const char *ifname)
 static void wpa_driver_wired_deinit(void *priv)
 {
 	struct wpa_driver_wired_data *drv = priv;
-	int flags;
-
-	if (drv->common.membership &&
-	    wired_multicast_membership(drv->common.pf_sock,
-				       if_nametoindex(drv->common.ifname),
-				       pae_group_addr, 0) < 0) {
-		wpa_printf(MSG_DEBUG, "%s: Failed to remove PAE multicast "
-			   "group (PACKET)", __func__);
-	}
-
-	if (drv->common.multi &&
-	    driver_wired_multi(drv->common.ifname, pae_group_addr, 0) < 0) {
-		wpa_printf(MSG_DEBUG, "%s: Failed to remove PAE multicast "
-			   "group (SIOCDELMULTI)", __func__);
-	}
-
-	if (drv->common.iff_allmulti &&
-	    (driver_wired_get_ifflags(drv->common.ifname, &flags) < 0 ||
-	     driver_wired_set_ifflags(drv->common.ifname,
-				      flags & ~IFF_ALLMULTI) < 0)) {
-		wpa_printf(MSG_DEBUG, "%s: Failed to disable allmulti mode",
-			   __func__);
-	}
-
-	if (drv->common.iff_up &&
-	    driver_wired_get_ifflags(drv->common.ifname, &flags) == 0 &&
-	    (flags & IFF_UP) &&
-	    driver_wired_set_ifflags(drv->common.ifname, flags & ~IFF_UP) < 0) {
-		wpa_printf(MSG_DEBUG, "%s: Failed to set the interface down",
-			   __func__);
-	}
-
-	if (drv->common.pf_sock != -1)
-		close(drv->common.pf_sock);
 
+	driver_wired_deinit_common(&drv->common);
 	os_free(drv);
 }
 

src/drivers/driver_wired_common.c

@@ -256,3 +256,44 @@ int driver_wired_init_common(struct driver_wired_common_data *common,
 
 	return 0;
 }
+
+
+void driver_wired_deinit_common(struct driver_wired_common_data *common)
+{
+	int flags;
+
+	if (common->membership &&
+	    wired_multicast_membership(common->pf_sock,
+				       if_nametoindex(common->ifname),
+				       pae_group_addr, 0) < 0) {
+		wpa_printf(MSG_DEBUG,
+			   "%s: Failed to remove PAE multicast group (PACKET)",
+			   __func__);
+	}
+
+	if (common->multi &&
+	    driver_wired_multi(common->ifname, pae_group_addr, 0) < 0) {
+		wpa_printf(MSG_DEBUG,
+			   "%s: Failed to remove PAE multicast group (SIOCDELMULTI)",
+			   __func__);
+	}
+
+	if (common->iff_allmulti &&
+	    (driver_wired_get_ifflags(common->ifname, &flags) < 0 ||
+	     driver_wired_set_ifflags(common->ifname,
+				      flags & ~IFF_ALLMULTI) < 0)) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to disable allmulti mode",
+			   __func__);
+	}
+
+	if (common->iff_up &&
+	    driver_wired_get_ifflags(common->ifname, &flags) == 0 &&
+	    (flags & IFF_UP) &&
+	    driver_wired_set_ifflags(common->ifname, flags & ~IFF_UP) < 0) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to set the interface down",
+			   __func__);
+	}
+
+	if (common->pf_sock != -1)
+		close(common->pf_sock);
+}

src/drivers/driver_wired_common.h

@@ -30,5 +30,6 @@ 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);
+void driver_wired_deinit_common(struct driver_wired_common_data *common);
 
 #endif /* DRIVER_WIRED_COMMON_H */