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Commit 8cb25e14 authored by Helmut Schaa's avatar Helmut Schaa Committed by John W. Linville
Browse files

ieee80211: Introduce ieee80211_is_first_frag 



Signed-off-by: default avatarHelmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 42624d49

include/linux/ieee80211.h

+9 −0
Original line number Diff line number Diff line
@@ -544,6 +544,15 @@ static inline int ieee80211_is_qos_nullfunc(__le16 fc) 
	       cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);

}



/**

 * ieee80211_is_first_frag - check if IEEE80211_SCTL_FRAG is not set

 * @seq_ctrl: frame sequence control bytes in little-endian byteorder

 */

static inline int ieee80211_is_first_frag(__le16 seq_ctrl)

{

	return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;

}



struct ieee80211s_hdr {

	u8 flags;

	u8 ttl;