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Bluetooth: HCI: Fix potential null-ptr-deref

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[ Upstream commit d2706004a1b8b526592e823d7e52551b518a7941 ]

Fix potential null-ptr-deref in hci_le_big_sync_established_evt().

Fixes: f777d8827817 (Bluetooth: ISO: Notify user space about failed bis connections)
Signed-off-by: Sungwoo Kim <iam@sung-woo.kim>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Sungwoo Kim 2024-05-02 12:09:31 -04:00 committed by Greg Kroah-Hartman
parent a85a60e623
commit 1f7ebb69c1
1 changed files with 2 additions and 0 deletions
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2
net/bluetooth/hci_event.c
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@ -7200,6 +7200,8 @@ static void hci_le_big_sync_established_evt(struct hci_dev *hdev, void *data,
u16 handle = le16_to_cpu(ev->bis[i]);
bis = hci_conn_hash_lookup_handle(hdev, handle);
if (!bis)
continue;
set_bit(HCI_CONN_BIG_SYNC_FAILED, &bis->flags);
hci_connect_cfm(bis, ev->status);