wifi: ath10k: Remove redundant argument offset

This argument of ath10k_htt_rx_h_frag_pn_check() is always set to 0 so
drop this.

Signed-off-by: Zhi-Jun You <hujy652@gmail.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20221110164025.14418-1-hujy652@gmail.com

diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index 3df5290..438b0ca 100644 (file)
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -1844,15 +1844,14 @@ static void ath10k_htt_rx_h_csum_offload(struct ath10k_hw_params *hw,
 }
 
 static u64 ath10k_htt_rx_h_get_pn(struct ath10k *ar, struct sk_buff *skb,
-                                 u16 offset,
                                  enum htt_rx_mpdu_encrypt_type enctype)
 {
        struct ieee80211_hdr *hdr;
        u64 pn = 0;
        u8 *ehdr;
 
-       hdr = (struct ieee80211_hdr *)(skb->data + offset);
-       ehdr = skb->data + offset + ieee80211_hdrlen(hdr->frame_control);
+       hdr = (struct ieee80211_hdr *)skb->data;
+       ehdr = skb->data + ieee80211_hdrlen(hdr->frame_control);
 
        if (enctype == HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2) {
                pn = ehdr[0];
@@ -1866,19 +1865,17 @@ static u64 ath10k_htt_rx_h_get_pn(struct ath10k *ar, struct sk_buff *skb,
 }
 
 static bool ath10k_htt_rx_h_frag_multicast_check(struct ath10k *ar,
-                                                struct sk_buff *skb,
-                                                u16 offset)
+                                                struct sk_buff *skb)
 {
        struct ieee80211_hdr *hdr;
 
-       hdr = (struct ieee80211_hdr *)(skb->data + offset);
+       hdr = (struct ieee80211_hdr *)skb->data;
        return !is_multicast_ether_addr(hdr->addr1);
 }
 
 static bool ath10k_htt_rx_h_frag_pn_check(struct ath10k *ar,
                                          struct sk_buff *skb,
                                          u16 peer_id,
-                                         u16 offset,
                                          enum htt_rx_mpdu_encrypt_type enctype)
 {
        struct ath10k_peer *peer;
@@ -1893,14 +1890,14 @@ static bool ath10k_htt_rx_h_frag_pn_check(struct ath10k *ar,
                return false;
        }
 
-       hdr = (struct ieee80211_hdr *)(skb->data + offset);
+       hdr = (struct ieee80211_hdr *)skb->data;
        if (ieee80211_is_data_qos(hdr->frame_control))
                tid = ieee80211_get_tid(hdr);
        else
                tid = ATH10K_TXRX_NON_QOS_TID;
 
        last_pn = &peer->frag_tids_last_pn[tid];
-       new_pn.pn48 = ath10k_htt_rx_h_get_pn(ar, skb, offset, enctype);
+       new_pn.pn48 = ath10k_htt_rx_h_get_pn(ar, skb, enctype);
        frag_number = le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG;
        seq = IEEE80211_SEQ_TO_SN(__le16_to_cpu(hdr->seq_ctrl));
 
@@ -2059,13 +2056,11 @@ static void ath10k_htt_rx_h_mpdu(struct ath10k *ar,
                        frag_pn_check = ath10k_htt_rx_h_frag_pn_check(ar,
                                                                      msdu,
                                                                      peer_id,
-                                                                     0,
                                                                      enctype);
 
                if (frag)
                        multicast_check = ath10k_htt_rx_h_frag_multicast_check(ar,
-                                                                              msdu,
-                                                                              0);
+                                                                              msdu);
 
                if (!frag_pn_check || !multicast_check) {
                        /* Discard the fragment with invalid PN or multicast DA