orinoco: use cfg80211_find_ie

Instead of using a local function.

Signed-off-by: David Kilroy <kilroyd@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 2 insertions, 14 deletions

diff --git a/drivers/net/wireless/orinoco/main.h b/drivers/net/wireless/orinoco/main.h
index 21ab36cd76c7..4dadf9880a97 100644
--- a/drivers/net/wireless/orinoco/main.h
+++ b/drivers/net/wireless/orinoco/main.h
@@ -33,18 +33,6 @@ int orinoco_commit(struct orinoco_private *priv);
 void orinoco_reset(struct work_struct *work);
 
 /* Information element helpers - find a home for these... */
-static inline u8 *orinoco_get_ie(u8 *data, size_t len,
-                                 enum ieee80211_eid eid)
-{
-        u8 *p = data;
-        while ((p + 2) < (data + len)) {
-                if (p[0] == eid)
-                        return p;
-                p += p[1] + 2;
-        }
-        return NULL;
-}
-
 #define WPA_OUI_TYPE    "\x00\x50\xF2\x01"
 #define WPA_SELECTOR_LEN 4
 static inline u8 *orinoco_get_wpa_ie(u8 *data, size_t len)
diff --git a/drivers/net/wireless/orinoco/scan.c b/drivers/net/wireless/orinoco/scan.c
index d2f10e9c2162..e97a95bacb7e 100644
--- a/drivers/net/wireless/orinoco/scan.c
+++ b/drivers/net/wireless/orinoco/scan.c
@@ -126,7 +126,7 @@ void orinoco_add_extscan_result(struct orinoco_private *priv,
 {
         struct wiphy *wiphy = priv_to_wiphy(priv);
         struct ieee80211_channel *channel;
-        u8 *ie;
+        const u8 *ie;
         u64 timestamp;
         s32 signal;
         u16 capability;
@@ -135,7 +135,7 @@ void orinoco_add_extscan_result(struct orinoco_private *priv,
         int chan, freq;
 
         ie_len = len - sizeof(*bss);
-        ie = orinoco_get_ie(bss->data, ie_len, WLAN_EID_DS_PARAMS);
+        ie = cfg80211_find_ie(WLAN_EID_DS_PARAMS, bss->data, ie_len);
         chan = ie ? ie[2] : 0;
         freq = ieee80211_dsss_chan_to_freq(chan);
         channel = ieee80211_get_channel(wiphy, freq);