gentoo-overlay/net-wireless/broadcom-sta/files/broadcom-sta-6.30.223.271-r4-linux-4.12.patch

diff -ru work.orig/src/wl/sys/wl_cfg80211_hybrid.c work.patched/src/wl/sys/wl_cfg80211_hybrid.c
--- work.orig/src/wl/sys/wl_cfg80211_hybrid.c	2017-06-10 15:50:27.328823384 -0700
+++ work.patched/src/wl/sys/wl_cfg80211_hybrid.c	2017-06-10 15:52:40.540809187 -0700
@@ -52,8 +52,13 @@
 u32 wl_dbg_level = WL_DBG_ERR;
 #endif
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
+static s32 wl_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
+           enum nl80211_iftype type, struct vif_params *params);
+#else
 static s32 wl_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
            enum nl80211_iftype type, u32 *flags, struct vif_params *params);
+#endif
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)
 static s32
 wl_cfg80211_scan(struct wiphy *wiphy,
@@ -466,7 +471,11 @@
 
 static s32
 wl_cfg80211_change_iface(struct wiphy *wiphy, struct net_device *ndev,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
+                         enum nl80211_iftype type,
+#else
                          enum nl80211_iftype type, u32 *flags,
+#endif
    struct vif_params *params)
 {
 	struct wl_cfg80211_priv *wl = wiphy_to_wl(wiphy);
@@ -2361,12 +2370,26 @@
                     const wl_event_msg_t *e, void *data)
 {
 	struct wl_cfg80211_connect_info *conn_info = wl_to_conn(wl);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
+	struct cfg80211_roam_info roam_info = {};
+#endif
 	s32 err = 0;
 
 	wl_get_assoc_ies(wl);
 	memcpy(wl->profile->bssid, &e->addr, ETHER_ADDR_LEN);
 	memcpy(&wl->bssid, &e->addr, ETHER_ADDR_LEN);
 	wl_update_bss_info(wl);
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
+	roam_info.channel = &wl->conf->channel,
+	roam_info.bssid = (u8 *)&wl->bssid,
+	roam_info.req_ie = conn_info->req_ie,
+	roam_info.req_ie_len = conn_info->req_ie_len,
+	roam_info.resp_ie = conn_info->resp_ie,
+	roam_info.resp_ie_len = conn_info->resp_ie_len,
+
+	cfg80211_roamed(ndev, &roam_info, GFP_KERNEL);
+#else
 	cfg80211_roamed(ndev,
 #if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 39)
 			&wl->conf->channel,	 
@@ -2374,6 +2397,7 @@
 			(u8 *)&wl->bssid,
 			conn_info->req_ie, conn_info->req_ie_len,
 			conn_info->resp_ie, conn_info->resp_ie_len, GFP_KERNEL);
+#endif
 	WL_DBG(("Report roaming result\n"));
 
 	set_bit(WL_STATUS_CONNECTED, &wl->status);