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staging: r8188eu: use ieee80211 helper to check for pspoll

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Use the ieee80211 helper to check if our incoming ctrl frame is a
pspoll frame.

We can drop the initial ctrl frame check as ieee80211_is_pspoll
checks for a control frame with subtype pspoll.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220403164526.357371-3-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Martin Kaiser 2022-04-03 18:45:23 +02:00 committed by Greg Kroah-Hartman
parent 797afdf248
commit 45d433b817
1 changed files with 1 additions and 4 deletions
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5
drivers/staging/r8188eu/core/rtw_recv.c
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@ -804,15 +804,12 @@ static void validate_recv_ctrl_frame(struct adapter *padapter,
__le16 fc = *(__le16 *)pframe;
/* uint len = precv_frame->len; */
if (!ieee80211_is_ctl(fc))
return;
/* receive the frames that ra(a1) is my address */
if (memcmp(GetAddr1Ptr(pframe), myid(&padapter->eeprompriv), ETH_ALEN))
return;
/* only handle ps-poll */
if (GetFrameSubType(pframe) == WIFI_PSPOLL) {
if (ieee80211_is_pspoll(fc)) {
u16 aid;
u8 wmmps_ac = 0;
struct sta_info *psta = NULL;