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authorJakub Kicinski <kuba@kernel.org>2021-10-05 07:41:14 -0700
committerJakub Kicinski <kuba@kernel.org>2021-10-05 07:41:16 -0700
commitd0f1c248b4ff71cada1b9e4ed61a1992cd94c3df (patch)
tree0c0ce1a5c06702e3b0bbc7a196be44c521bd22bb /drivers/bluetooth/hci_ldisc.c
parent49ed8dde371522b2d330a7383aaa213748ad007e (diff)
parent4539ca67fe8edef34f522fd53da138e2ede13464 (diff)
Merge tag 'for-net-next-2021-10-01' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Luiz Augusto von Dentz says: ==================== bluetooth-next pull request for net-next: - Add support for MediaTek MT7922 and MT7921 - Enable support for AOSP extention in Qualcomm WCN399x and Realtek 8822C/8852A. - Add initial support for link quality and audio/codec offload. - Rework of sockets sendmsg to avoid locking issues. - Add vhci suspend/resume emulation. ==================== Link: https://lore.kernel.org/r/20211001230850.3635543-1-luiz.dentz@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/bluetooth/hci_ldisc.c')
-rw-r--r--drivers/bluetooth/hci_ldisc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index 5ed2cfa7da1d..5e32e4d5367a 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -479,6 +479,9 @@ static int hci_uart_tty_open(struct tty_struct *tty)
BT_DBG("tty %p", tty);
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+
/* Error if the tty has no write op instead of leaving an exploitable
* hole
*/