Commit a00e00a2 authored by Philipp Hortmann's avatar Philipp Hortmann Committed by Greg Kroah-Hartman
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staging: rtl8192e: Use standard function in rtllib_rx_check_duplicate() 



Use standard function ieee80211_is_beacon() to avoid proprietary code and
to increase readability.

Signed-off-by: default avatarPhilipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/b74b6ef5e266504b9e3d84495bcd8fe4978b4ded.1694546300.git.philipp.g.hortmann@gmail.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent dabd8585

drivers/staging/rtl8192e/rtllib_rx.c

+2 −5
Original line number Diff line number Diff line
@@ -904,11 +904,9 @@ static int rtllib_rx_check_duplicate(struct rtllib_device *ieee, 
{

	struct rtllib_hdr_4addr *hdr = (struct rtllib_hdr_4addr *)skb->data;

	u16 fc, sc;

	u8 frag, type, stype;

	u8 frag;



	fc = le16_to_cpu(hdr->frame_ctl);

	type = WLAN_FC_GET_TYPE(fc);

	stype = WLAN_FC_GET_STYPE(fc);

	sc = le16_to_cpu(hdr->seq_ctl);

	frag = WLAN_GET_SEQ_FRAG(sc);
@@ -916,8 +914,7 @@ static int rtllib_rx_check_duplicate(struct rtllib_device *ieee, 
		!ieee->current_network.qos_data.active ||

		!IsDataFrame(skb->data) ||

		IsLegacyDataFrame(skb->data)) {

		if (!((type == RTLLIB_FTYPE_MGMT) &&

		      (stype == RTLLIB_STYPE_BEACON))) {

		if (!ieee80211_is_beacon(hdr->frame_ctl)) {

			if (is_duplicate_packet(ieee, hdr))

				return -1;

		}