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hostapd: Perform multi-BSS CSA for DFS properly

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Currently hostapd data structures aren't ready for multi-channel BSSes,
so make DFS work now at least with single-channel multi-BSS channel
switching.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
This commit is contained in:
Michal Kazior 2014-06-27 14:19:29 +02:00 committed by Jouni Malinen
parent ccac7c61cf
commit 8974620e3e
1 changed files with 7 additions and 2 deletions
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9
src/ap/dfs.c
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@ -774,7 +774,7 @@ static int hostapd_dfs_start_channel_switch(struct hostapd_iface *iface)
u8 vht_oper_centr_freq_seg1_idx;
int skip_radar = 1;
struct csa_settings csa_settings;
struct hostapd_data *hapd = iface->bss[0];
unsigned int i;
int err = 1;
wpa_printf(MSG_DEBUG, "%s called (CAC active: %s, CSA active: %s)",
@ -853,7 +853,12 @@ static int hostapd_dfs_start_channel_switch(struct hostapd_iface *iface)
return err;
}
err = hostapd_switch_channel(hapd, &csa_settings);
for (i = 0; i < iface->num_bss; i++) {
err = hostapd_switch_channel(iface->bss[i], &csa_settings);
if (err)
break;
}
if (err) {
wpa_printf(MSG_WARNING, "DFS failed to schedule CSA (%d) - trying fallback",
err);