diff options
| author | MeiChia Chiu <meichia.chiu@mediatek.com> | 2022-07-08 12:58:23 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2022-07-11 11:21:04 +0300 |
| commit | 68608f9991bdb69472b2217758018896185dd2e2 (patch) | |
| tree | 2db0e8bb86b086f8ca3a42f6d3924c359a256a72 /net/mac80211 | |
| parent | 3c512307de4097aaaab3f4741c7a98fe88afa469 (diff) | |
| download | linux-68608f9991bdb69472b2217758018896185dd2e2.tar.xz | |
wifi: mac80211: fix center freq calculation in ieee80211_chandef_downgrade
When mac80211 downgrades working bandwidth, the
center_freq and center_freq1 need to be recalculated.
There is a typo in the case of downgrading bandwidth from
320MHz to 160MHz which would cause a wrong frequency value.
Reviewed-by: Money Wang <Money.Wang@mediatek.com>
Signed-off-by: MeiChia Chiu <MeiChia.Chiu@mediatek.com>
Link: https://lore.kernel.org/r/20220708095823.12959-1-MeiChia.Chiu@mediatek.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/util.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c index bccc3a309ed0..bcb4aa7d7599 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -4075,7 +4075,7 @@ u32 ieee80211_chandef_downgrade(struct cfg80211_chan_def *c) /* n_P20 */ tmp = (150 + c->chan->center_freq - c->center_freq1) / 20; /* n_P160 */ - tmp /= 80; + tmp /= 8; c->center_freq1 = c->center_freq1 - 80 + 160 * tmp; c->width = NL80211_CHAN_WIDTH_160; ret = IEEE80211_STA_DISABLE_320MHZ; |