linux-kernel - [PATCH 2/2] Bluetooth: hci

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Sun, 12 May 2024 12:12:08 +0000
From: Sven Peter via B4 Relay <devnull+sven.svenpeter.dev@...nel.org>
To: Hector Martin <marcan@...can.st>, 
 Alyssa Rosenzweig <alyssa@...enzweig.io>, 
 Marcel Holtmann <marcel@...tmann.org>, 
 Luiz Augusto von Dentz <luiz.dentz@...il.com>
Cc: asahi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
 linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Sven Peter <sven@...npeter.dev>, stable@...r.kernel.org
Subject: [PATCH 2/2] Bluetooth: hci_bcm4377: Fix msgid release

From: Hector Martin <marcan@...can.st>

We are releasing a single msgid, so the order argument to
bitmap_release_region must be zero.

Fixes: 8a06127602de ("Bluetooth: hci_bcm4377: Add new driver for BCM4377 PCIe boards")
Cc: stable@...r.kernel.org
Signed-off-by: Hector Martin <marcan@...can.st>
Reviewed-by: Sven Peter <sven@...npeter.dev>
Signed-off-by: Sven Peter <sven@...npeter.dev>
---
 drivers/bluetooth/hci_bcm4377.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/bluetooth/hci_bcm4377.c b/drivers/bluetooth/hci_bcm4377.c
index 5b818a0e33d6..92d734f02e00 100644
--- a/drivers/bluetooth/hci_bcm4377.c
+++ b/drivers/bluetooth/hci_bcm4377.c
@@ -717,7 +717,7 @@ static void bcm4377_handle_ack(struct bcm4377_data *bcm4377,
 		ring->events[msgid] = NULL;
 	}
 
-	bitmap_release_region(ring->msgids, msgid, ring->n_entries);
+	bitmap_release_region(ring->msgids, msgid, 0);
 
 unlock:
 	spin_unlock_irqrestore(&ring->lock, flags);

-- 
2.34.1