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staging: rtl8192e: Use standard function in rtllib_rx_check_duplicate()

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

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/b74b6ef5e266504b9e3d84495bcd8fe4978b4ded.1694546300.git.philipp.g.hortmann@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Philipp Hortmann
2023-09-12 21:28:25 +02:00
committed by Greg Kroah-Hartman
parent dabd8585db
commit a00e00a20e
1 changed files with 2 additions and 5 deletions
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7
drivers/staging/rtl8192e/rtllib_rx.c
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@@ -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;
}