linux-kernel - [PATCH 12/37] staging:r8188eu: remove ieee80211_get

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Date:   Wed, 19 Oct 2016 22:07:40 +0700
From:   Ivan Safonov <insafonov@...il.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bhaktipriya Shridhar <bhaktipriya96@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Geliang Tang <geliangtang@....com>, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Cc:     insafonov@...il.com
Subject: [PATCH 12/37] staging:r8188eu: remove ieee80211_get_hdrlen function

This function does not used.

Signed-off-by: Ivan Safonov <insafonov@...il.com>
---
 drivers/staging/rtl8188eu/core/rtw_ieee80211.c | 27 --------------------------
 drivers/staging/rtl8188eu/include/ieee80211.h  |  1 -
 2 files changed, 28 deletions(-)

diff --git a/drivers/staging/rtl8188eu/core/rtw_ieee80211.c b/drivers/staging/rtl8188eu/core/rtw_ieee80211.c
index 914c492..0c17004 100644
--- a/drivers/staging/rtl8188eu/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8188eu/core/rtw_ieee80211.c
@@ -969,33 +969,6 @@ int ieee80211_is_empty_essid(const char *essid, int essid_len)
 	return 1;
 }
 
-int ieee80211_get_hdrlen(u16 fc)
-{
-	int hdrlen = 24;
-
-	switch (WLAN_FC_GET_TYPE(fc)) {
-	case RTW_IEEE80211_FTYPE_DATA:
-		if (fc & RTW_IEEE80211_STYPE_QOS_DATA)
-			hdrlen += 2;
-		if ((fc & RTW_IEEE80211_FCTL_FROMDS) && (fc & RTW_IEEE80211_FCTL_TODS))
-			hdrlen += 6; /* Addr4 */
-		break;
-	case RTW_IEEE80211_FTYPE_CTL:
-		switch (WLAN_FC_GET_STYPE(fc)) {
-		case RTW_IEEE80211_STYPE_CTS:
-		case RTW_IEEE80211_STYPE_ACK:
-			hdrlen = 10;
-			break;
-		default:
-			hdrlen = 16;
-			break;
-		}
-		break;
-	}
-
-	return hdrlen;
-}
-
 static int rtw_get_cipher_info(struct wlan_network *pnetwork)
 {
 	u32 wpa_ielen;
diff --git a/drivers/staging/rtl8188eu/include/ieee80211.h b/drivers/staging/rtl8188eu/include/ieee80211.h
index 4c2fe53..a4bbd2b 100644
--- a/drivers/staging/rtl8188eu/include/ieee80211.h
+++ b/drivers/staging/rtl8188eu/include/ieee80211.h
@@ -635,7 +635,6 @@ enum ieee80211_state {
 
 /* Baron move to ieee80211.c */
 int ieee80211_is_empty_essid(const char *essid, int essid_len);
-int ieee80211_get_hdrlen(u16 fc);
 
 /* Action category code */
 enum rtw_ieee80211_category {
-- 
2.7.3