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staging: vt6656: vnt_set_keymode simplify key modes.

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Unused macros and onfly_latch are removed and others contain
to actual key_type value is or-ed with key_mode.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Link: https://lore.kernel.org/r/0eb6f5bb-f756-ab1d-5b63-db9b0dc422da@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley 2020-04-29 19:39:03 +01:00 committed by Greg Kroah-Hartman
parent ae22020487
commit 41f1efcb4a
2 changed files with 16 additions and 22 deletions
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25
drivers/staging/vt6656/key.c
View File

@ -35,7 +35,7 @@ int vnt_key_init_table(struct vnt_private *priv)
static int vnt_set_keymode(struct ieee80211_hw *hw, u8 *mac_addr,
struct ieee80211_key_conf *key, u32 key_type,
u32 mode, bool onfly_latch)
u32 mode)
{
struct vnt_private *priv = hw->priv;
u8 broadcast[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
@ -68,17 +68,11 @@ static int vnt_set_keymode(struct ieee80211_hw *hw, u8 *mac_addr,
entry = MAX_KEY_TABLE - 1;
key->hw_key_idx = entry;
/* fall through */
case VNT_KEY_ALLGROUP:
key_mode |= VNT_KEY_ALLGROUP;
if (onfly_latch)
key_mode |= VNT_KEY_ONFLY_ALL;
/* fall through */
case VNT_KEY_GROUP_ADDRESS:
key_mode |= mode;
/* fall through */
key_mode = mode | (mode << 4);
break;
case VNT_KEY_GROUP:
key_mode |= (mode << 4);
key_mode |= VNT_KEY_GROUP;
key_mode = mode << 4;
break;
case VNT_KEY_PAIRWISE:
key_mode |= mode;
@ -88,8 +82,7 @@ static int vnt_set_keymode(struct ieee80211_hw *hw, u8 *mac_addr,
return -EINVAL;
}
if (onfly_latch)
key_mode |= VNT_KEY_ONFLY;
key_mode |= key_type;
if (mode == KEY_CTL_WEP) {
if (key->keylen == WLAN_KEY_LEN_WEP40)
@ -126,7 +119,7 @@ int vnt_set_keys(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
vnt_mac_disable_keyentry(priv, u);
vnt_set_keymode(hw, mac_addr, key, VNT_KEY_DEFAULTKEY,
KEY_CTL_WEP, true);
KEY_CTL_WEP);
key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
@ -152,10 +145,10 @@ int vnt_set_keys(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE)
vnt_set_keymode(hw, mac_addr, key, VNT_KEY_PAIRWISE,
key_dec_mode, true);
key_dec_mode);
else
vnt_set_keymode(hw, mac_addr, key, VNT_KEY_GROUP_ADDRESS,
key_dec_mode, true);
vnt_set_keymode(hw, mac_addr, key,
VNT_KEY_GROUP_ADDRESS, key_dec_mode);
return 0;
}

13
drivers/staging/vt6656/key.h
View File

@ -25,13 +25,14 @@
#define KEY_CTL_TKIP 0x02
#define KEY_CTL_CCMP 0x03
#define VNT_KEY_DEFAULTKEY 0x1
#define VNT_KEY_GROUP_ADDRESS 0x2
#define VNT_KEY_ALLGROUP 0x4
#define VNT_KEY_GROUP 0x40
#define VNT_KEY_PAIRWISE 0x00
#define VNT_KEY_ONFLY 0x8000
#define VNT_KEY_ONFLY_ALL 0x4000
#define VNT_KEY_ONFLY 0x8000
#define VNT_KEY_ALLGROUP 0x04
#define VNT_KEY_GROUP 0x40
#define VNT_KEY_PAIRWISE VNT_KEY_ONFLY
#define VNT_KEY_GROUP_ADDRESS (VNT_KEY_ALLGROUP | VNT_KEY_GROUP)
#define VNT_KEY_DEFAULTKEY (VNT_KEY_GROUP_ADDRESS | VNT_KEY_ONFLY |\
VNT_KEY_ONFLY_ALL)
int vnt_key_init_table(struct vnt_private *priv);