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From 9423e8be0393e82c8622806a0529e47fd5583c0b Mon Sep 17 00:00:00 2001
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From: Peter Oh <peter.oh@bowerswilkins.com>
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Date: Tue, 29 May 2018 14:39:19 -0700
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Subject: [PATCH 15/18] mesh: do not use offchan mgmt tx on DFS
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Drivers don't allow mesh to use offchannel on management Tx.
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Signed-off-by: Peter Oh <peter.oh@bowerswilkins.com>
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Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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[daniel@makrotopia.org: adapted to changed ieee80211_is_dfs prototype]
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---
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src/drivers/driver_nl80211.c | 12 ++++++++++--
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1 file changed, 10 insertions(+), 2 deletions(-)
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--- a/src/drivers/driver_nl80211.c
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+++ b/src/drivers/driver_nl80211.c
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@@ -7268,6 +7268,10 @@ static int wpa_driver_nl80211_send_actio
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struct wpa_driver_nl80211_data *drv = bss->drv;
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int ret = -1;
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u8 *buf;
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+ int offchanok = 1;
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+ u16 num_modes, flags;
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+ struct hostapd_hw_modes *modes;
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+ u8 dfs_domain;
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struct ieee80211_hdr *hdr;
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wpa_printf(MSG_DEBUG, "nl80211: Send Action frame (ifindex=%d, "
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@@ -7292,7 +7296,11 @@ static int wpa_driver_nl80211_send_actio
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} else {
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os_memset(bss->rand_addr, 0, ETH_ALEN);
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}
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-
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+ if (is_mesh_interface(drv->nlmode) &&
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+ (modes = nl80211_get_hw_feature_data(bss, &num_modes, &flags,
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+ &dfs_domain)) &&
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+ ieee80211_is_dfs(freq, modes, num_modes))
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+ offchanok = 0;
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if (is_ap_interface(drv->nlmode) &&
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(!(drv->capa.flags & WPA_DRIVER_FLAGS_OFFCHANNEL_TX) ||
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(int) freq == bss->freq || drv->device_ap_sme ||
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@@ -7304,7 +7312,7 @@ static int wpa_driver_nl80211_send_actio
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ret = nl80211_send_frame_cmd(bss, freq, wait_time, buf,
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24 + data_len,
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&drv->send_action_cookie,
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- no_cck, 0, 1, NULL, 0);
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+ no_cck, 0, offchanok, NULL, 0);
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os_free(buf);
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return ret;
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