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Diffstat (limited to 'drivers/net/wireless/ipw2200.h')
-rw-r--r--drivers/net/wireless/ipw2200.h23
1 files changed, 0 insertions, 23 deletions
diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h
index 5405ba105abf..c2a7aa32f724 100644
--- a/drivers/net/wireless/ipw2200.h
+++ b/drivers/net/wireless/ipw2200.h
@@ -1907,27 +1907,4 @@ struct ipw_cmd_log {
1907 1907
1908#define IPW_MAX_CONFIG_RETRIES 10 1908#define IPW_MAX_CONFIG_RETRIES 10
1909 1909
1910static inline u32 frame_hdr_len(struct ieee80211_hdr_4addr *hdr)
1911{
1912 u32 retval;
1913 u16 fc;
1914
1915 retval = sizeof(struct ieee80211_hdr_3addr);
1916 fc = le16_to_cpu(hdr->frame_ctl);
1917
1918 /*
1919 * Function ToDS FromDS
1920 * IBSS 0 0
1921 * To AP 1 0
1922 * From AP 0 1
1923 * WDS (bridge) 1 1
1924 *
1925 * Only WDS frames use Address4 among them. --YZ
1926 */
1927 if (!(fc & IEEE80211_FCTL_TODS) || !(fc & IEEE80211_FCTL_FROMDS))
1928 retval -= ETH_ALEN;
1929
1930 return retval;
1931}
1932
1933#endif /* __ipw2200_h__ */ 1910#endif /* __ipw2200_h__ */