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From: Maya Erez <merez@codeaurora.org>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: Alexei Avshalom Lazar <ailizaro@codeaurora.org>,
	linux-wireless@vger.kernel.org, wil6210@qti.qualcomm.com,
	Maya Erez <merez@codeaurora.org>
Subject: [PATCH 06/11] wil6210: verify cid value is valid
Date: Sun,  8 Sep 2019 11:32:50 +0300	[thread overview]
Message-ID: <1567931575-27984-7-git-send-email-merez@codeaurora.org> (raw)
In-Reply-To: <1567931575-27984-1-git-send-email-merez@codeaurora.org>

From: Alexei Avshalom Lazar <ailizaro@codeaurora.org>

cid value is not being verified in wmi_evt_delba(),
verification is added.

Signed-off-by: Alexei Avshalom Lazar <ailizaro@codeaurora.org>
Signed-off-by: Maya Erez <merez@codeaurora.org>
---
 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


  parent reply	other threads:[~2019-09-08  8:39 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-08  8:32 [PATCH 00/11] wil6210 patches Maya Erez
2019-09-08  8:32 ` [PATCH 01/11] wil6210: add wil_netif_rx() helper function Maya Erez
2019-09-12 15:08   ` Kalle Valo
2019-09-08  8:32 ` [PATCH 02/11] wil6210: add support for pci linkdown recovery Maya Erez
2019-09-12 15:22   ` Kalle Valo
2019-09-08  8:32 ` [PATCH 03/11] wil6210: add debugfs to show PMC ring content Maya Erez
2019-09-08  8:32 ` [PATCH 04/11] wil6210: fix PTK re-key race Maya Erez
2019-09-10 13:23   ` Kalle Valo
2019-09-11  7:50     ` Arend Van Spriel
2019-09-11 18:32     ` Alexander Wetzel
2019-09-12 17:39       ` Denis Kenzior
2019-09-12 21:04         ` Alexander Wetzel
2019-09-13  8:04           ` Arend Van Spriel
2019-09-13 14:33             ` Denis Kenzior
2019-09-13 20:48               ` Alexander Wetzel
2019-09-17 15:32                 ` Denis Kenzior
2019-09-13 18:43             ` Alexander Wetzel
2019-09-08  8:32 ` [PATCH 05/11] wil6210: make sure DR bit is read before rest of the status message Maya Erez
2019-09-08  8:32 ` Maya Erez [this message]
2019-09-08  8:32 ` [PATCH 07/11] wil6210: properly initialize discovery_expired_work Maya Erez
2019-09-08  8:32 ` [PATCH 08/11] wil6210: report boottime_ns in scan results Maya Erez
2019-09-08  8:32 ` [PATCH 09/11] wil6210: use writel_relaxed in wil_debugfs_iomem_x32_set Maya Erez
2019-09-08  8:32 ` [PATCH 10/11] wil6210: fix RX short frame check Maya Erez
2019-09-08  8:32 ` [PATCH 11/11] wil6210: ignore reset errors for FW during probe Maya Erez

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