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authorJohannes Berg <johannes.berg@intel.com>2013-02-12 16:43:19 +0100
committerJohannes Berg <johannes.berg@intel.com>2013-02-15 09:41:39 +0100
commit4a3cb702b05868f67c4ee3da3380461c5b90b4ca (patch)
tree557b28bd820e50ad7d3c758c34a60d5df006f6ed /net/mac80211/mlme.c
parent50640f169372b9977487a328dedf13a8debedff7 (diff)
downloadlinux-4a3cb702b05868f67c4ee3da3380461c5b90b4ca.tar.bz2
mac80211: constify IE parsing
Make all the parsed IE pointers const, and propagate the change to all the users etc. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 05b229e3b226..7a8cd789e487 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1041,10 +1041,10 @@ static void ieee80211_chswitch_timer(unsigned long data)
ieee80211_queue_work(&sdata->local->hw, &ifmgd->chswitch_work);
}
-void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_channel_sw_ie *sw_elem,
- struct ieee80211_bss *bss,
- u64 timestamp)
+void
+ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
+ const struct ieee80211_channel_sw_ie *sw_elem,
+ struct ieee80211_bss *bss, u64 timestamp)
{
struct cfg80211_bss *cbss =
container_of((void *)bss, struct cfg80211_bss, priv);
@@ -1479,13 +1479,14 @@ void ieee80211_dfs_cac_timer_work(struct work_struct *work)
/* MLME */
static bool ieee80211_sta_wmm_params(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
- u8 *wmm_param, size_t wmm_param_len)
+ const u8 *wmm_param, size_t wmm_param_len)
{
struct ieee80211_tx_queue_params params;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
size_t left;
int count;
- u8 *pos, uapsd_queues = 0;
+ const u8 *pos;
+ u8 uapsd_queues = 0;
if (!local->ops->conf_tx)
return false;
@@ -2670,7 +2671,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
need_ps = sdata->u.mgd.associated && !sdata->u.mgd.dtim_period;
if (elems->tim && !elems->parse_error) {
- struct ieee80211_tim_ie *tim_ie = elems->tim;
+ const struct ieee80211_tim_ie *tim_ie = elems->tim;
sdata->u.mgd.dtim_period = tim_ie->dtim_period;
}
}