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nl80211: Do not set offchanok on DFS channels in non-ETSI for mesh

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mac80211 does not allow mgmt tx to use off channel on
DFS channels in non-ETSI domain, because it will invalidate
CAC result on current operating channel.
(mac80211 commit: 34373d12f3cbb74960a73431138ef619d857996f)
Hence don't set offchanok for mgmt tx in case of DFS channels
in non-ETSI.

Signed-off-by: Peter Oh <peter.oh@bowerswilkins.com>
This commit is contained in:
Peter Oh 2020-06-30 14:18:59 +02:00 committed by Jouni Malinen
parent e3608040c4
commit 8725909789
1 changed files with 22 additions and 0 deletions
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22
src/drivers/driver_nl80211.c
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@ -7950,6 +7950,28 @@ static int wpa_driver_nl80211_send_action(struct i802_bss *bss,
os_memset(bss->rand_addr, 0, ETH_ALEN); os_memset(bss->rand_addr, 0, ETH_ALEN);
} }
#ifdef CONFIG_MESH
if (is_mesh_interface(drv->nlmode)) {
struct hostapd_hw_modes *modes;
u16 num_modes, flags;
u8 dfs_domain;
int i;
modes = nl80211_get_hw_feature_data(bss, &num_modes,
&flags, &dfs_domain);
if (dfs_domain != HOSTAPD_DFS_REGION_ETSI &&
ieee80211_is_dfs(bss->freq, modes, num_modes))
offchanok = 0;
if (modes) {
for (i = 0; i < num_modes; i++) {
os_free(modes[i].channels);
os_free(modes[i].rates);
}
os_free(modes);
}
}
#endif /* CONFIG_MESH */
if (is_ap_interface(drv->nlmode) && if (is_ap_interface(drv->nlmode) &&
(!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) || (!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
(int) freq == bss->freq || drv->device_ap_sme || (int) freq == bss->freq || drv->device_ap_sme ||