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staging: ks7010: refactor hostif_sme_set_rsn function

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This commit make use of two introduced local variables
to make more readable code of hostif_sme_set_rsn function.
It just assign those local variables in different cases
where are needed and extract common code to assign them
at the end.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sergio Paracuellos 2018-05-04 06:16:36 +02:00 committed by Greg Kroah-Hartman
parent 2152effabe
commit f20703b4cf
1 changed files with 44 additions and 101 deletions
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145
drivers/staging/ks7010/ks_hostif.c
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@ -1613,12 +1613,13 @@ struct rsn_mode {
__le16 rsn_capability; __le16 rsn_capability;
} __packed; } __packed;
static static void hostif_sme_set_rsn(struct ks_wlan_private *priv, int type)
void hostif_sme_set_rsn(struct ks_wlan_private *priv, int type)
{ {
struct wpa_suite wpa_suite; struct wpa_suite wpa_suite;
struct rsn_mode rsn_mode; struct rsn_mode rsn_mode;
size_t size; size_t size;
u32 mode;
const u8 *buf = NULL;
memset(&wpa_suite, 0, sizeof(wpa_suite)); memset(&wpa_suite, 0, sizeof(wpa_suite));
@ -1627,47 +1628,29 @@ void hostif_sme_set_rsn(struct ks_wlan_private *priv, int type)
wpa_suite.size = cpu_to_le16((uint16_t)1); wpa_suite.size = cpu_to_le16((uint16_t)1);
switch (priv->wpa.pairwise_suite) { switch (priv->wpa.pairwise_suite) {
case IW_AUTH_CIPHER_NONE: case IW_AUTH_CIPHER_NONE:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_NONE : CIPHER_ID_WPA_NONE;
CIPHER_ID_WPA2_NONE, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_NONE, CIPHER_ID_LEN);
break; break;
case IW_AUTH_CIPHER_WEP40: case IW_AUTH_CIPHER_WEP40:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_WEP40 : CIPHER_ID_WPA_WEP40;
CIPHER_ID_WPA2_WEP40, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_WEP40, CIPHER_ID_LEN);
break; break;
case IW_AUTH_CIPHER_TKIP: case IW_AUTH_CIPHER_TKIP:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_TKIP : CIPHER_ID_WPA_TKIP;
CIPHER_ID_WPA2_TKIP, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_TKIP, CIPHER_ID_LEN);
break; break;
case IW_AUTH_CIPHER_CCMP: case IW_AUTH_CIPHER_CCMP:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_CCMP : CIPHER_ID_WPA_CCMP;
CIPHER_ID_WPA2_CCMP, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_CCMP, CIPHER_ID_LEN);
break; break;
case IW_AUTH_CIPHER_WEP104: case IW_AUTH_CIPHER_WEP104:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_WEP104 : CIPHER_ID_WPA_WEP104;
CIPHER_ID_WPA2_WEP104, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_WEP104, CIPHER_ID_LEN);
break; break;
} }
if (buf)
memcpy(&wpa_suite.suite[0][0], buf, CIPHER_ID_LEN);
size = sizeof(wpa_suite.size) + size = sizeof(wpa_suite.size) +
(CIPHER_ID_LEN * le16_to_cpu(wpa_suite.size)); (CIPHER_ID_LEN * le16_to_cpu(wpa_suite.size));
hostif_mib_set_request_ostring(priv, hostif_mib_set_request_ostring(priv,
@ -1677,46 +1660,28 @@ void hostif_sme_set_rsn(struct ks_wlan_private *priv, int type)
case SME_RSN_MCAST_REQUEST: case SME_RSN_MCAST_REQUEST:
switch (priv->wpa.group_suite) { switch (priv->wpa.group_suite) {
case IW_AUTH_CIPHER_NONE: case IW_AUTH_CIPHER_NONE:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_NONE : CIPHER_ID_WPA_NONE;
CIPHER_ID_WPA2_NONE, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_NONE, CIPHER_ID_LEN);
break; break;
case IW_AUTH_CIPHER_WEP40: case IW_AUTH_CIPHER_WEP40:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_WEP40 : CIPHER_ID_WPA_WEP40;
CIPHER_ID_WPA2_WEP40, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_WEP40, CIPHER_ID_LEN);
break; break;
case IW_AUTH_CIPHER_TKIP: case IW_AUTH_CIPHER_TKIP:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_TKIP : CIPHER_ID_WPA_TKIP;
CIPHER_ID_WPA2_TKIP, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_TKIP, CIPHER_ID_LEN);
break; break;
case IW_AUTH_CIPHER_CCMP: case IW_AUTH_CIPHER_CCMP:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_CCMP : CIPHER_ID_WPA_CCMP;
CIPHER_ID_WPA2_CCMP, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_CCMP, CIPHER_ID_LEN);
break; break;
case IW_AUTH_CIPHER_WEP104: case IW_AUTH_CIPHER_WEP104:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], CIPHER_ID_WPA2_WEP104 : CIPHER_ID_WPA_WEP104;
CIPHER_ID_WPA2_WEP104, CIPHER_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
CIPHER_ID_WPA_WEP104, CIPHER_ID_LEN);
break; break;
} }
if (buf)
memcpy(&wpa_suite.suite[0][0], buf, CIPHER_ID_LEN);
hostif_mib_set_request_ostring(priv, hostif_mib_set_request_ostring(priv,
DOT11_RSN_CONFIG_MULTICAST_CIPHER, DOT11_RSN_CONFIG_MULTICAST_CIPHER,
&wpa_suite.suite[0][0], &wpa_suite.suite[0][0],
@ -1726,41 +1691,26 @@ void hostif_sme_set_rsn(struct ks_wlan_private *priv, int type)
wpa_suite.size = cpu_to_le16((uint16_t)1); wpa_suite.size = cpu_to_le16((uint16_t)1);
switch (priv->wpa.key_mgmt_suite) { switch (priv->wpa.key_mgmt_suite) {
case IW_AUTH_KEY_MGMT_802_1X: case IW_AUTH_KEY_MGMT_802_1X:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], KEY_MGMT_ID_WPA2_1X : KEY_MGMT_ID_WPA_1X;
KEY_MGMT_ID_WPA2_1X, KEY_MGMT_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
KEY_MGMT_ID_WPA_1X, KEY_MGMT_ID_LEN);
break; break;
case IW_AUTH_KEY_MGMT_PSK: case IW_AUTH_KEY_MGMT_PSK:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], KEY_MGMT_ID_WPA2_PSK : KEY_MGMT_ID_WPA_PSK;
KEY_MGMT_ID_WPA2_PSK, KEY_MGMT_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
KEY_MGMT_ID_WPA_PSK, KEY_MGMT_ID_LEN);
break; break;
case 0: case 0:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], KEY_MGMT_ID_WPA2_NONE : KEY_MGMT_ID_WPA_NONE;
KEY_MGMT_ID_WPA2_NONE, KEY_MGMT_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
KEY_MGMT_ID_WPA_NONE, KEY_MGMT_ID_LEN);
break; break;
case 4: case 4:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) buf = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
memcpy(&wpa_suite.suite[0][0], KEY_MGMT_ID_WPA2_WPANONE :
KEY_MGMT_ID_WPA2_WPANONE, KEY_MGMT_ID_WPA_WPANONE;
KEY_MGMT_ID_LEN);
else
memcpy(&wpa_suite.suite[0][0],
KEY_MGMT_ID_WPA_WPANONE,
KEY_MGMT_ID_LEN);
break; break;
} }
if (buf)
memcpy(&wpa_suite.suite[0][0], buf, KEY_MGMT_ID_LEN);
size = sizeof(wpa_suite.size) + size = sizeof(wpa_suite.size) +
(KEY_MGMT_ID_LEN * le16_to_cpu(wpa_suite.size)); (KEY_MGMT_ID_LEN * le16_to_cpu(wpa_suite.size));
hostif_mib_set_request_ostring(priv, hostif_mib_set_request_ostring(priv,
@ -1772,19 +1722,12 @@ void hostif_sme_set_rsn(struct ks_wlan_private *priv, int type)
priv->wpa.rsn_enabled); priv->wpa.rsn_enabled);
break; break;
case SME_RSN_MODE_REQUEST: case SME_RSN_MODE_REQUEST:
if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) { mode = (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA2) ?
rsn_mode.rsn_mode = RSN_MODE_WPA2 :
cpu_to_le32((uint32_t)RSN_MODE_WPA2); (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA) ?
rsn_mode.rsn_capability = cpu_to_le16((uint16_t)0); RSN_MODE_WPA : RSN_MODE_NONE;
} else if (priv->wpa.version == IW_AUTH_WPA_VERSION_WPA) { rsn_mode.rsn_mode = cpu_to_le32(mode);
rsn_mode.rsn_mode = rsn_mode.rsn_capability = cpu_to_le16((uint16_t)0);
cpu_to_le32((uint32_t)RSN_MODE_WPA);
rsn_mode.rsn_capability = cpu_to_le16((uint16_t)0);
} else {
rsn_mode.rsn_mode =
cpu_to_le32((uint32_t)RSN_MODE_NONE);
rsn_mode.rsn_capability = cpu_to_le16((uint16_t)0);
}
hostif_mib_set_request_ostring(priv, LOCAL_RSN_MODE, hostif_mib_set_request_ostring(priv, LOCAL_RSN_MODE,
&rsn_mode, sizeof(rsn_mode)); &rsn_mode, sizeof(rsn_mode));
break; break;