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wil6210: update cid boundary check of wil_find_cid/_by_idx()

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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>
This commit is contained in:
Alexei Avshalom Lazar 2019-06-16 10:26:03 +03:00 committed by Kalle Valo
parent f2b6b46e48
commit c478ac9daa
2 changed files with 5 additions and 5 deletions
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6
drivers/net/wireless/ath/wil6210/cfg80211.c
View File

@ -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);

4
drivers/net/wireless/ath/wil6210/main.c
View File

@ -340,7 +340,7 @@ static void _wil6210_disconnect_complete(struct wil6210_vif *vif,
wil_dbg_misc(wil,
"Disconnect complete %pM, CID=%d, reason=%d\n",
bssid, cid, reason_code);
if (cid >= 0) /* disconnect 1 peer */
if (wil_cid_valid(wil, cid)) /* disconnect 1 peer */
wil_disconnect_cid_complete(vif, cid, reason_code);
} else { /* all */
wil_dbg_misc(wil, "Disconnect complete all\n");
@ -452,7 +452,7 @@ static void _wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid,
cid = wil_find_cid(wil, vif->mid, bssid);
wil_dbg_misc(wil, "Disconnect %pM, CID=%d, reason=%d\n",
bssid, cid, reason_code);
if (cid >= 0) /* disconnect 1 peer */
if (wil_cid_valid(wil, cid)) /* disconnect 1 peer */
wil_disconnect_cid(vif, cid, reason_code);
} else { /* all */
wil_dbg_misc(wil, "Disconnect all\n");