redonkable
/
remarkable-linux
1
0
Fork 0
Code Releases Activity

brcmfmac: Cleanup ssid storage. 

SSIDs used for connect and p2p got stored, but never used.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
steinar/wifi_calib_4_9_kernel
Hante Meuleman 2015-11-25 11:32:37 +01:00 committed by Kalle Valo
parent 1d14c6f480
commit e9a6ca825e
5 changed files with 24 additions and 48 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
View File

@ -960,7 +960,7 @@ brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp,
params_size += sizeof(u32) * ((request->n_channels + 1) / 2);
/* Allocate space for populating ssids in struct */
params_size += sizeof(struct brcmf_ssid) * request->n_ssids;
params_size += sizeof(struct brcmf_ssid_le) * request->n_ssids;
}
params = kzalloc(params_size, GFP_KERNEL);
@ -1292,6 +1292,7 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
s32 wsec = 0;
s32 bcnprd;
u16 chanspec;
u32 ssid_len;
brcmf_dbg(TRACE, "Enter\n");
if (!check_vif_up(ifp->vif))
@ -1369,17 +1370,15 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
memset(&join_params, 0, sizeof(struct brcmf_join_params));
/* SSID */
profile->ssid.SSID_len = min_t(u32, params->ssid_len, 32);
memcpy(profile->ssid.SSID, params->ssid, profile->ssid.SSID_len);
memcpy(join_params.ssid_le.SSID, params->ssid, profile->ssid.SSID_len);
join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len);
ssid_len = min_t(u32, params->ssid_len, IEEE80211_MAX_SSID_LEN);
memcpy(join_params.ssid_le.SSID, params->ssid, ssid_len);
join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len);
join_params_size = sizeof(join_params.ssid_le);
/* BSSID */
if (params->bssid) {
memcpy(join_params.params_le.bssid, params->bssid, ETH_ALEN);
join_params_size = sizeof(join_params.ssid_le) +
BRCMF_ASSOC_PARAMS_FIXED_SIZE;
join_params_size += BRCMF_ASSOC_PARAMS_FIXED_SIZE;
memcpy(profile->bssid, params->bssid, ETH_ALEN);
} else {
eth_broadcast_addr(join_params.params_le.bssid);
@ -1729,7 +1728,6 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
{
struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
struct brcmf_if *ifp = netdev_priv(ndev);
struct brcmf_cfg80211_profile *profile = &ifp->vif->profile;
struct ieee80211_channel *chan = sme->channel;
struct brcmf_join_params join_params;
size_t join_params_size;
@ -1740,6 +1738,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
struct brcmf_ext_join_params_le *ext_join_params;
u16 chanspec;
s32 err = 0;
u32 ssid_len;
brcmf_dbg(TRACE, "Enter\n");
if (!check_vif_up(ifp->vif))
@ -1825,15 +1824,6 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
goto done;
}
profile->ssid.SSID_len = min_t(u32, (u32)sizeof(profile->ssid.SSID),
(u32)sme->ssid_len);
memcpy(&profile->ssid.SSID, sme->ssid, profile->ssid.SSID_len);
if (profile->ssid.SSID_len < IEEE80211_MAX_SSID_LEN) {
profile->ssid.SSID[profile->ssid.SSID_len] = 0;
brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n", profile->ssid.SSID,
profile->ssid.SSID_len);
}
/* Join with specific BSSID and cached SSID
* If SSID is zero join based on BSSID only
*/
@ -1846,9 +1836,12 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
err = -ENOMEM;
goto done;
}
ext_join_params->ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len);
memcpy(&ext_join_params->ssid_le.SSID, sme->ssid,
profile->ssid.SSID_len);
ssid_len = min_t(u32, sme->ssid_len, IEEE80211_MAX_SSID_LEN);
ext_join_params->ssid_le.SSID_len = cpu_to_le32(ssid_len);
memcpy(&ext_join_params->ssid_le.SSID, sme->ssid, ssid_len);
if (ssid_len < IEEE80211_MAX_SSID_LEN)
brcmf_dbg(CONN, "SSID \"%s\", len (%d)\n",
ext_join_params->ssid_le.SSID, ssid_len);
/* Set up join scan parameters */
ext_join_params->scan_le.scan_type = -1;
@ -1896,8 +1889,8 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev,
memset(&join_params, 0, sizeof(join_params));
join_params_size = sizeof(join_params.ssid_le);
memcpy(&join_params.ssid_le.SSID, sme->ssid, profile->ssid.SSID_len);
join_params.ssid_le.SSID_len = cpu_to_le32(profile->ssid.SSID_len);
memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid_len);
join_params.ssid_le.SSID_len = cpu_to_le32(ssid_len);
if (sme->bssid)
memcpy(join_params.params_le.bssid, sme->bssid, ETH_ALEN);
@ -2776,9 +2769,7 @@ CleanUp:
static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg,
struct brcmf_if *ifp)
{
struct brcmf_cfg80211_profile *profile = ndev_to_prof(ifp->ndev);
struct brcmf_bss_info_le *bi;
struct brcmf_ssid *ssid;
const struct brcmf_tlv *tim;
u16 beacon_interval;
u8 dtim_period;
@ -2790,8 +2781,6 @@ static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg,
if (brcmf_is_ibssmode(ifp->vif))
return err;
ssid = &profile->ssid;
*(__le32 *)cfg->extra_buf = cpu_to_le32(WL_EXTRA_BUF_MAX);
err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO,
cfg->extra_buf, WL_EXTRA_BUF_MAX);

2
drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h
View File

@ -124,13 +124,11 @@ struct brcmf_cfg80211_security {
/**
* struct brcmf_cfg80211_profile - profile information.
*
* @ssid: ssid of associated/associating ap.
* @bssid: bssid of joined/joining ibss.
* @sec: security information.
* @key: key information
*/
struct brcmf_cfg80211_profile {
struct brcmf_ssid ssid;
u8 bssid[ETH_ALEN];
struct brcmf_cfg80211_security sec;
struct brcmf_wsec_key key[BRCMF_MAX_DEFAULT_KEYS];

7
drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h
View File

@ -282,14 +282,9 @@ struct brcm_rateset_le {
u8 rates[BRCMF_MAXRATES_IN_SET];
};
struct brcmf_ssid {
u32 SSID_len;
unsigned char SSID[32];
};
struct brcmf_ssid_le {
__le32 SSID_len;
unsigned char SSID[32];
unsigned char SSID[IEEE80211_MAX_SSID_LEN];
};
struct brcmf_scan_params_le {

20
drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
View File

@ -642,7 +642,6 @@ static s32 brcmf_p2p_escan(struct brcmf_p2p_info *p2p, u32 num_chans,
struct brcmf_cfg80211_vif *vif;
struct brcmf_p2p_scan_le *p2p_params;
struct brcmf_scan_params_le *sparams;
struct brcmf_ssid ssid;
memsize += num_chans * sizeof(__le16);
memblk = kzalloc(memsize, GFP_KERNEL);
@ -655,16 +654,16 @@ static s32 brcmf_p2p_escan(struct brcmf_p2p_info *p2p, u32 num_chans,
ret = -EINVAL;
goto exit;
}
p2p_params = (struct brcmf_p2p_scan_le *)memblk;
sparams = &p2p_params->eparams.params_le;
switch (search_state) {
case WL_P2P_DISC_ST_SEARCH:
/*
* If we in SEARCH STATE, we don't need to set SSID explictly
* because dongle use P2P WILDCARD internally by default
* because dongle use P2P WILDCARD internally by default, use
* null ssid, which it is already due to kzalloc.
*/
/* use null ssid */
ssid.SSID_len = 0;
memset(ssid.SSID, 0, sizeof(ssid.SSID));
break;
case WL_P2P_DISC_ST_SCAN:
/*
@ -673,8 +672,10 @@ static s32 brcmf_p2p_escan(struct brcmf_p2p_info *p2p, u32 num_chans,
* P2P WILDCARD because we just do broadcast scan unless
* setting SSID.
*/
ssid.SSID_len = BRCMF_P2P_WILDCARD_SSID_LEN;
memcpy(ssid.SSID, BRCMF_P2P_WILDCARD_SSID, ssid.SSID_len);
sparams->ssid_le.SSID_len =
cpu_to_le32(BRCMF_P2P_WILDCARD_SSID_LEN);
memcpy(sparams->ssid_le.SSID, BRCMF_P2P_WILDCARD_SSID,
BRCMF_P2P_WILDCARD_SSID_LEN);
break;
default:
brcmf_err(" invalid search state %d\n", search_state);
@ -687,11 +688,9 @@ static s32 brcmf_p2p_escan(struct brcmf_p2p_info *p2p, u32 num_chans,
/*
* set p2p scan parameters.
*/
p2p_params = (struct brcmf_p2p_scan_le *)memblk;
p2p_params->type = 'E';
/* determine the scan engine parameters */
sparams = &p2p_params->eparams.params_le;
sparams->bss_type = DOT11_BSSTYPE_ANY;
if (p2p->cfg->active_scan)
sparams->scan_type = 0;
@ -699,9 +698,6 @@ static s32 brcmf_p2p_escan(struct brcmf_p2p_info *p2p, u32 num_chans,
sparams->scan_type = 1;
eth_broadcast_addr(sparams->bssid);
if (ssid.SSID_len)
memcpy(sparams->ssid_le.SSID, ssid.SSID, ssid.SSID_len);
sparams->ssid_le.SSID_len = cpu_to_le32(ssid.SSID_len);
sparams->home_time = cpu_to_le32(P2PAPI_SCAN_HOME_TIME_MS);
/*

2
drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h
View File

@ -112,7 +112,6 @@ struct afx_hdl {
* @int_addr: P2P interface address.
* @bss_idx: informate for P2P bss types.
* @listen_timer: timer for @WL_P2P_DISC_ST_LISTEN discover state.
* @ssid: ssid for P2P GO.
* @listen_channel: channel for @WL_P2P_DISC_ST_LISTEN discover state.
* @remain_on_channel: contains copy of struct used by cfg80211.
* @remain_on_channel_cookie: cookie counter for remain on channel cmd
@ -133,7 +132,6 @@ struct brcmf_p2p_info {
u8 int_addr[ETH_ALEN];
struct p2p_bss bss_idx[P2PAPI_BSSCFG_MAX];
struct timer_list listen_timer;
struct brcmf_ssid ssid;
u8 listen_channel;
struct ieee80211_channel remain_on_channel;
u32 remain_on_channel_cookie;