staging: rtl8723bs: remove set but not used variable 'notify_ielen',...

staging: rtl8723bs: remove set but not used variable 'notify_ielen', 'notify_ie', 'notify_interval', 'notify_capability'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c: In function rtw_cfg80211_inform_bss:
drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:248:9: warning: variable notify_ielen set but not used [-Wunused-but-set-variable]
drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c: In function rtw_cfg80211_inform_bss:
drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:247:6: warning: variable notify_ie set but not used [-Wunused-but-set-variable]
drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c: In function rtw_cfg80211_inform_bss:
drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:246:6: warning: variable notify_interval set but not used [-Wunused-but-set-variable]
drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c: In function rtw_cfg80211_inform_bss:
drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:245:6: warning: variable notify_capability set but not used [-Wunused-but-set-variable]

They are introduced by commit 554c0a3a ("staging:
Add rtl8723bs sdio wifi driver"), but never used, so remove them.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Link: https://lore.kernel.org/r/1574063156-68155-5-git-send-email-zhengbin13@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c

@@ -240,10 +240,6 @@ struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wl
 	u16 channel;
 	u32 freq;
 	u64 notify_timestamp;
-	u16 notify_capability;
-	u16 notify_interval;
-	u8 *notify_ie;
-	size_t notify_ielen;
 	s32 notify_signal;
 	u8 *buf = NULL, *pbuf;
 	size_t len, bssinf_len = 0;
@@ -324,12 +320,6 @@ struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wl
 
 	notify_timestamp = ktime_to_us(ktime_get_boottime());
 
-	notify_interval = le16_to_cpu(*(__le16 *)rtw_get_beacon_interval_from_ie(pnetwork->network.IEs));
-	notify_capability = le16_to_cpu(*(__le16 *)rtw_get_capability_from_ie(pnetwork->network.IEs));
-
-	notify_ie = pnetwork->network.IEs+_FIXED_IE_LENGTH_;
-	notify_ielen = pnetwork->network.IELength-_FIXED_IE_LENGTH_;
-
 	/* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */
 	if (check_fwstate(pmlmepriv, _FW_LINKED) == true &&
 		is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) {