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author | Alexei Avshalom Lazar <ailizaro@codeaurora.org> | 2019-06-16 10:26:03 +0300 |
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committer | Kalle Valo <kvalo@codeaurora.org> | 2019-06-27 20:50:28 +0300 |
commit | c478ac9daae6f19621997250900bf4fef74d3b25 (patch) | |
tree | 58958660b83a9a9c4fbab048acf448d04e2d2807 /drivers/net/wireless/ath/wil6210/cfg80211.c | |
parent | f2b6b46e483b9a084088853ecc4123118791829e (diff) | |
download | lwn-c478ac9daae6f19621997250900bf4fef74d3b25.tar.gz lwn-c478ac9daae6f19621997250900bf4fef74d3b25.zip |
wil6210: update cid boundary check of wil_find_cid/_by_idx()
The return value of wil_find_cid()/wil_find_cid_by_idx() is
validated with the lower boundary value.
Check the upper boundary value as well.
Signed-off-by: Alexei Avshalom Lazar <ailizaro@codeaurora.org>
Signed-off-by: Maya Erez <merez@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/cfg80211.c')
-rw-r--r-- | drivers/net/wireless/ath/wil6210/cfg80211.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c index f94fe428c501..64da2be38760 100644 --- a/drivers/net/wireless/ath/wil6210/cfg80211.c +++ b/drivers/net/wireless/ath/wil6210/cfg80211.c @@ -380,8 +380,8 @@ static int wil_cfg80211_get_station(struct wiphy *wiphy, wil_dbg_misc(wil, "get_station: %pM CID %d MID %d\n", mac, cid, vif->mid); - if (cid < 0) - return cid; + if (!wil_cid_valid(wil, cid)) + return -ENOENT; rc = wil_cid_fill_sinfo(vif, cid, sinfo); @@ -417,7 +417,7 @@ static int wil_cfg80211_dump_station(struct wiphy *wiphy, int rc; int cid = wil_find_cid_by_idx(wil, vif->mid, idx); - if (cid < 0) + if (!wil_cid_valid(wil, cid)) return -ENOENT; ether_addr_copy(mac, wil->sta[cid].addr); |