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OpenCloudOS-Kernel
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staging: vt6656: use ieee80211_tx_info to replace need_mic 

Use the info->control.hw_key to replace need mic which is only
present when info->control.hw_key->cipher == WLAN_CIPHER_SUITE_CCMP.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Link: https://lore.kernel.org/r/e8969f47-ffc7-6eb6-9f3c-72b06970c1b8@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley 2020-05-21 10:40:16 +01:00 committed by Greg Kroah-Hartman
parent 272c25c62e
commit 017af521a7
1 changed files with 23 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
drivers/staging/vt6656/rxtx.c
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@ -296,8 +296,9 @@ static void vnt_fill_cts_head(struct vnt_usb_send_context *tx_context,
}
static void vnt_rxtx_rts(struct vnt_usb_send_context *tx_context,
union vnt_tx_head *tx_head, bool need_mic)
union vnt_tx_head *tx_head)
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_context->skb);
struct vnt_rrv_time_rts *buf = &tx_head->tx_rts.rts;
union vnt_tx_data_head *head = &tx_head->tx_rts.tx.head;
@ -308,15 +309,18 @@ static void vnt_rxtx_rts(struct vnt_usb_send_context *tx_context,
buf->rrv_time_a = vnt_rxtx_rsvtime_le16(tx_context);
buf->rrv_time_b = buf->rrv_time_a;
if (need_mic)
if (info->control.hw_key) {
if (info->control.hw_key->cipher == WLAN_CIPHER_SUITE_CCMP)
head = &tx_head->tx_rts.tx.mic.head;
}
vnt_rxtx_rts_g_head(tx_context, &head->rts_g);
}
static void vnt_rxtx_cts(struct vnt_usb_send_context *tx_context,
union vnt_tx_head *tx_head, bool need_mic)
union vnt_tx_head *tx_head)
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_context->skb);
struct vnt_rrv_time_cts *buf = &tx_head->tx_cts.cts;
union vnt_tx_data_head *head = &tx_head->tx_cts.tx.head;
@ -325,23 +329,28 @@ static void vnt_rxtx_cts(struct vnt_usb_send_context *tx_context,
buf->cts_rrv_time_ba = vnt_get_cts_duration(tx_context);
if (need_mic)
if (info->control.hw_key) {
if (info->control.hw_key->cipher == WLAN_CIPHER_SUITE_CCMP)
head = &tx_head->tx_cts.tx.mic.head;
}
vnt_fill_cts_head(tx_context, head);
}
static void vnt_rxtx_ab(struct vnt_usb_send_context *tx_context,
union vnt_tx_head *tx_head,
bool need_rts, bool need_mic)
bool need_rts)
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_context->skb);
struct vnt_rrv_time_ab *buf = &tx_head->tx_ab.ab;
union vnt_tx_data_head *head = &tx_head->tx_ab.tx.head;
buf->rrv_time = vnt_rxtx_rsvtime_le16(tx_context);
if (need_mic)
if (info->control.hw_key) {
if (info->control.hw_key->cipher == WLAN_CIPHER_SUITE_CCMP)
head = &tx_head->tx_ab.tx.mic.head;
}
if (need_rts) {
buf->rts_rrv_time = vnt_get_rts_duration(tx_context);
@ -356,22 +365,22 @@ static void vnt_rxtx_ab(struct vnt_usb_send_context *tx_context,
static void vnt_generate_tx_parameter(struct vnt_usb_send_context *tx_context,
struct vnt_tx_buffer *tx_buffer,
u32 need_mic, bool need_rts)
bool need_rts)
{
if (tx_context->pkt_type == PK_TYPE_11GB ||
tx_context->pkt_type == PK_TYPE_11GA) {
if (need_rts) {
vnt_rxtx_rts(tx_context, &tx_buffer->tx_head, need_mic);
vnt_rxtx_rts(tx_context, &tx_buffer->tx_head);
return;
}
vnt_rxtx_cts(tx_context, &tx_buffer->tx_head, need_mic);
vnt_rxtx_cts(tx_context, &tx_buffer->tx_head);
return;
}
vnt_rxtx_ab(tx_context, &tx_buffer->tx_head, need_rts, need_mic);
vnt_rxtx_ab(tx_context, &tx_buffer->tx_head, need_rts);
}
static void vnt_fill_txkey(struct vnt_tx_buffer *tx_buffer,
@ -499,7 +508,6 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb)
u16 tx_bytes, tx_header_size, tx_body_size;
u8 pkt_type;
bool need_rts = false;
bool need_mic = false;
hdr = (struct ieee80211_hdr *)(skb->data);
@ -609,7 +617,6 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb)
break;
case WLAN_CIPHER_SUITE_CCMP:
tx_buffer_head->frag_ctl |= cpu_to_le16(FRAGCTL_AES);
need_mic = true;
default:
break;
}
@ -618,7 +625,7 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb)
tx_buffer_head->current_rate = cpu_to_le16(rate->hw_value);
vnt_generate_tx_parameter(tx_context, tx_buffer, need_mic, need_rts);
vnt_generate_tx_parameter(tx_context, tx_buffer, need_rts);
tx_buffer_head->frag_ctl |= cpu_to_le16(FRAGCTL_NONFRAG);