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| author | Harvey Harrison <harvey.harrison@gmail.com> | 2008-07-02 20:05:34 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-07-08 20:16:00 +0200 |
| commit | 73e1f7c823252d671361cddde0b498bf2c0fe4e1 (patch) | |
| tree | 16b9d66d4317825241d7e6de7bac90c313a7055d /net/mac80211/wpa.c | |
| parent | mac80211: move QOS control helpers into ieee80211.h (diff) | |
| download | linux-73e1f7c823252d671361cddde0b498bf2c0fe4e1.tar.xz linux-73e1f7c823252d671361cddde0b498bf2c0fe4e1.zip | |
mac80211: use symbolic defines in wpa.c
ETH_ALEN and IEEE80211_QOS_CTL_LEN
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to '')
| -rw-r--r-- | net/mac80211/wpa.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c index b414d5d92f38..222001c47d89 100644 --- a/net/mac80211/wpa.c +++ b/net/mac80211/wpa.c @@ -38,7 +38,7 @@ static int ieee80211_get_hdr_info(const struct sk_buff *skb, u8 **sa, u8 **da, *data_len = skb->len - hdrlen; if (ieee80211_is_data_qos(fc)) - *qos_tid = (*ieee80211_get_qos_ctl(hdr) & 0x0f) | 0x80; + *qos_tid = (*ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK) | 0x80; else *qos_tid = 0; @@ -312,7 +312,7 @@ static void ccmp_special_blocks(struct sk_buff *skb, u8 *pn, u8 *b_0, u8 *aad, data_len -= CCMP_HDR_LEN + (encrypted ? CCMP_MIC_LEN : 0); if (qos_tid & 0x80) { qos_included = 1; - qos_tid &= 0x0f; + qos_tid &= IEEE80211_QOS_CTL_TID_MASK; } else qos_included = 0; /* First block, b_0 */ @@ -320,7 +320,7 @@ static void ccmp_special_blocks(struct sk_buff *skb, u8 *pn, u8 *b_0, u8 *aad, b_0[0] = 0x59; /* flags: Adata: 1, M: 011, L: 001 */ /* Nonce: QoS Priority | A2 | PN */ b_0[1] = qos_tid; - memcpy(&b_0[2], hdr->addr2, 6); + memcpy(&b_0[2], hdr->addr2, ETH_ALEN); memcpy(&b_0[8], pn, CCMP_PN_LEN); /* l(m) */ b_0[14] = (data_len >> 8) & 0xff; @@ -332,7 +332,7 @@ static void ccmp_special_blocks(struct sk_buff *skb, u8 *pn, u8 *b_0, u8 *aad, len_a = a4_included ? 28 : 22; if (qos_included) - len_a += 2; + len_a += IEEE80211_QOS_CTL_LEN; aad[0] = 0; /* (len_a >> 8) & 0xff; */ aad[1] = len_a & 0xff; @@ -340,17 +340,17 @@ static void ccmp_special_blocks(struct sk_buff *skb, u8 *pn, u8 *b_0, u8 *aad, aad[2] = fc_pos[0] & ~(BIT(4) | BIT(5) | BIT(6)); /* Retry, PwrMgt, MoreData; set Protected */ aad[3] = (fc_pos[1] & ~(BIT(3) | BIT(4) | BIT(5))) | BIT(6); - memcpy(&aad[4], &hdr->addr1, 18); + memcpy(&aad[4], &hdr->addr1, 3 * ETH_ALEN); /* Mask Seq#, leave Frag# */ aad[22] = *((u8 *) &hdr->seq_ctrl) & 0x0f; aad[23] = 0; if (a4_included) { - memcpy(&aad[24], hdr->addr4, 6); + memcpy(&aad[24], hdr->addr4, ETH_ALEN); aad[30] = 0; aad[31] = 0; } else - memset(&aad[24], 0, 8); + memset(&aad[24], 0, ETH_ALEN + IEEE80211_QOS_CTL_LEN); if (qos_included) { u8 *dpos = &aad[a4_included ? 30 : 24]; |