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authorJohannes Berg <johannes.berg@intel.com>2013-03-27 14:27:01 +0100
committerJohannes Berg <johannes.berg@intel.com>2013-04-08 09:16:56 +0200
commita6dfba841c4d38312115dc6b08d86cc496af7e88 (patch)
tree6cd9c71239dcd47e949fee0bddae1287ab9da488 /net
parentc5d54fbf0ebdfa9e2a6264781548ab81e0eed688 (diff)
downloadop-kernel-dev-a6dfba841c4d38312115dc6b08d86cc496af7e88.zip
op-kernel-dev-a6dfba841c4d38312115dc6b08d86cc496af7e88.tar.gz
mac80211: remove unused IE pointers from parser
There's no need to parse IEs that aren't used so just remove them. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/ieee80211_i.h9
-rw-r--r--net/mac80211/util.c19
2 files changed, 0 insertions, 28 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index f9782f0..bb4bfe4 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1157,11 +1157,8 @@ struct ieee802_11_elems {
/* pointers to IEs */
const u8 *ssid;
const u8 *supp_rates;
- const u8 *fh_params;
const u8 *ds_params;
- const u8 *cf_params;
const struct ieee80211_tim_ie *tim;
- const u8 *ibss_params;
const u8 *challenge;
const u8 *rsn;
const u8 *erp_info;
@@ -1183,18 +1180,14 @@ struct ieee802_11_elems {
const struct ieee80211_channel_sw_ie *ch_switch_ie;
const u8 *country_elem;
const u8 *pwr_constr_elem;
- const u8 *quiet_elem; /* first quite element */
const u8 *timeout_int;
const u8 *opmode_notif;
/* length of them, respectively */
u8 ssid_len;
u8 supp_rates_len;
- u8 fh_params_len;
u8 ds_params_len;
- u8 cf_params_len;
u8 tim_len;
- u8 ibss_params_len;
u8 challenge_len;
u8 rsn_len;
u8 erp_info_len;
@@ -1207,8 +1200,6 @@ struct ieee802_11_elems {
u8 prep_len;
u8 perr_len;
u8 country_elem_len;
- u8 quiet_elem_len;
- u8 num_of_quiet_elem; /* can be more the one */
u8 timeout_int_len;
/* whether a parse error occurred while retrieving these elements */
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 1734cd2..2708b27 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -738,18 +738,10 @@ u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
elems->supp_rates = pos;
elems->supp_rates_len = elen;
break;
- case WLAN_EID_FH_PARAMS:
- elems->fh_params = pos;
- elems->fh_params_len = elen;
- break;
case WLAN_EID_DS_PARAMS:
elems->ds_params = pos;
elems->ds_params_len = elen;
break;
- case WLAN_EID_CF_PARAMS:
- elems->cf_params = pos;
- elems->cf_params_len = elen;
- break;
case WLAN_EID_TIM:
if (elen >= sizeof(struct ieee80211_tim_ie)) {
elems->tim = (void *)pos;
@@ -757,10 +749,6 @@ u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
} else
elem_parse_failed = true;
break;
- case WLAN_EID_IBSS_PARAMS:
- elems->ibss_params = pos;
- elems->ibss_params_len = elen;
- break;
case WLAN_EID_CHALLENGE:
elems->challenge = pos;
elems->challenge_len = elen;
@@ -870,13 +858,6 @@ u32 ieee802_11_parse_elems_crc(u8 *start, size_t len,
}
elems->ch_switch_ie = (void *)pos;
break;
- case WLAN_EID_QUIET:
- if (!elems->quiet_elem) {
- elems->quiet_elem = pos;
- elems->quiet_elem_len = elen;
- }
- elems->num_of_quiet_elem++;
- break;
case WLAN_EID_COUNTRY:
elems->country_elem = pos;
elems->country_elem_len = elen;
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