staging: brcm80211: fix checkpatch issue introduced in wlc_alloc.c

Patch "[59807ce] local used function made static" introduced a new
checkpatch warning which is fixed with this patch.

Cc: devel@linuxdriverproject.org
Cc: linux-wireless@vger.kernel.org
Reviewed-by: NRoland Vossen <rvossen@broadcoom.com>
Reviewed-by: NHenry Ptasinski <henryp@broadcom.com>
Reviewed-by: NBrett Rudley <brudley@broadcom.com>
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/brcmsmac/wlc_alloc.c

@@ -137,7 +137,8 @@ static void wlc_bsscfg_mfree(struct wlc_bsscfg *cfg)
 	kfree(cfg);
 }
 
-static void wlc_bsscfg_ID_assign(struct wlc_info *wlc, struct wlc_bsscfg *bsscfg)
+static void wlc_bsscfg_ID_assign(struct wlc_info *wlc,
+				 struct wlc_bsscfg *bsscfg)
 {
 	bsscfg->ID = wlc->next_bsscfg_ID;
 	wlc->next_bsscfg_ID++;