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author | Johannes Berg <johannes.berg@intel.com> | 2020-04-24 12:01:04 +0200 |
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committer | Johannes Berg <johannes.berg@intel.com> | 2020-04-24 12:38:20 +0200 |
commit | be689f68d040702a3521035d267949d3927971f0 (patch) | |
tree | 8cb2e2acbc16a5f7b5c70308dba371ffe78f3b5e /net/wireless/chan.c | |
parent | mac80211: add freq_offset to RX status (diff) | |
download | linux-be689f68d040702a3521035d267949d3927971f0.tar.xz linux-be689f68d040702a3521035d267949d3927971f0.zip |
cfg80211: reject channels/chandefs with KHz offset >= 1000
This should be covered by the next MHz, make sure that the
numbers are always normalized.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Link: https://lore.kernel.org/r/20200424120103.12b91ecf75f9.I4bf499d58404283bbfacb517d614a816763bccf2@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/chan.c')
-rw-r--r-- | net/wireless/chan.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/wireless/chan.c b/net/wireless/chan.c index d60e50a3b910..e111c08daa0e 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -147,6 +147,9 @@ bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef) if (!chandef->chan) return false; + if (chandef->freq1_offset >= 1000) + return false; + control_freq = chandef->chan->center_freq; switch (chandef->width) { |