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Commit 6efa255a authored by Ryan Hsu's avatar Ryan Hsu Committed by Gerrit - the friendly Code Review server
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cfg80211: Bypass checkin the CHAN_RADAR if DFS_OFFLOAD is enabled 



When WIPHY_FLAG_DFS_OFFLOAD is defined, driver would take care the
DFS related operation, hence the Kernel needs to ignore the DFS
states checking.

CRs-fixed: 867264
Change-Id: I02fa5e3e25427c0ca474455fa2d2be9eb6ea4bd9
Signed-off-by: default avatarRyan Hsu <ryanhsu@codeaurora.org>
parent c67f84f6

net/wireless/chan.c

+9 −2
Original line number Diff line number Diff line
@@ -592,10 +592,17 @@ static bool cfg80211_secondary_chans_ok(struct wiphy *wiphy, 


	for (freq = start_freq; freq <= end_freq; freq += 20) {

		c = ieee80211_get_channel(wiphy, freq);

		if (!c || c->flags & prohibited_flags)



		if (!c)

			return false;



		if ((!(wiphy->flags & WIPHY_FLAG_DFS_OFFLOAD)) &&

		    (c->flags & prohibited_flags & IEEE80211_CHAN_RADAR))

			return false;

	}



		if (c->flags & prohibited_flags & ~IEEE80211_CHAN_RADAR)

			return false;

	}

	return true;

}