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From: greearb@candelatech.com
To: ath10k@lists.infradead.org
Cc: linux-wireless@vger.kernel.org, Ben Greear <greearb@candelatech.com>
Subject: [PATCH v2 3/5] ath10k:  Add WARN_ON if we over-write peer-map pointer.
Date: Fri,  1 Apr 2016 14:12:10 -0700	[thread overview]
Message-ID: <1459545132-11295-3-git-send-email-greearb@candelatech.com> (raw)
In-Reply-To: <1459545132-11295-1-git-send-email-greearb@candelatech.com>

From: Ben Greear <greearb@candelatech.com>

Not sure this can happen, but seems like a reasonable sanity
check.

Signed-off-by: Ben Greear <greearb@candelatech.com>
---
 drivers/net/wireless/ath/ath10k/txrx.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c
index a779a4e..2edef8a 100644
--- a/drivers/net/wireless/ath/ath10k/txrx.c
+++ b/drivers/net/wireless/ath/ath10k/txrx.c
@@ -309,6 +309,7 @@ void ath10k_peer_map_event(struct ath10k_htt *htt,
 	ath10k_warn(ar, /*ATH10K_DBG_HTT,*/ "htt peer map vdev %d peer %pM id %d\n",
 		   ev->vdev_id, ev->addr, ev->peer_id);
 
+	WARN_ON(ar->peer_map[ev->peer_id] && (ar->peer_map[ev->peer_id] != peer));
 	ar->peer_map[ev->peer_id] = peer;
 	set_bit(ev->peer_id, peer->peer_ids);
 exit:
-- 
2.4.3


  parent reply	other threads:[~2016-04-01 21:12 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-01 21:12 [PATCH v2 1/5] ath10k: Ensure txrx-compl-task is stopped when cleaning htt-tx greearb
2016-04-01 21:12 ` [PATCH v2 2/5] ath10k: Ensure peer_map references are cleaned up greearb
2016-04-01 21:12 ` greearb [this message]
2016-05-10  7:12   ` [PATCH v2 3/5] ath10k: Add WARN_ON if we over-write peer-map pointer Mohammed Shafi Shajakhan
2016-05-10 14:41     ` Ben Greear
2016-05-10 16:38       ` Mohammed Shafi Shajakhan
2016-07-08  6:48   ` [v2,3/5] " Kalle Valo
2016-04-01 21:12 ` [PATCH v2 4/5] ath10k: Clean up peer when sta goes away greearb
2016-04-01 21:12 ` [PATCH v2 5/5] ath10k: Fix deadlock when peer cannot be created greearb
2016-05-09 17:19   ` Ben Greear
2016-05-09 17:54     ` Manoharan, Rajkumar
2016-05-09 17:58       ` Ben Greear
2016-05-13 14:07     ` Valo, Kalle
2016-06-06 17:24   ` [v2,5/5] " Kalle Valo
2016-05-10  6:48 ` [PATCH v2 1/5] ath10k: Ensure txrx-compl-task is stopped when cleaning htt-tx Mohammed Shafi Shajakhan
2016-05-10 14:39   ` Ben Greear
2016-05-10 16:36     ` Mohammed Shafi Shajakhan
2016-07-08  6:43 ` [v2, " Kalle Valo

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