From: Alexei Avshalom Lazar <ailizaro@xxxxxxxxxxxxxx>
cid value is not being verified in wmi_evt_delba(),
verification is added.
Signed-off-by: Alexei Avshalom Lazar <ailizaro@xxxxxxxxxxxxxx>
Signed-off-by: Maya Erez <merez@xxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/wil6210/wmi.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c
index 73fe9bf..88d9e5a 100644
--- a/drivers/net/wireless/ath/wil6210/wmi.c
+++ b/drivers/net/wireless/ath/wil6210/wmi.c
@@ -1332,6 +1332,12 @@ static void wmi_evt_delba(struct wil6210_vif *vif, int id, void *d, int len)
cid = evt->cid;
tid = evt->tid;
}
+
+ if (!wil_cid_valid(wil, cid)) {
+ wil_err(wil, "DELBA: Invalid CID %d\n", cid);
+ return;
+ }
+
wil_dbg_wmi(wil, "DELBA MID %d CID %d TID %d from %s reason %d\n",
vif->mid, cid, tid,
evt->from_initiator ? "originator" : "recipient",
--
1.9.1
