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authorJakub Kicinski <kuba@kernel.org>2022-05-12 03:40:39 +0300
committerJakub Kicinski <kuba@kernel.org>2022-05-12 03:40:39 +0300
commita48ab883c4a9289694b82cacd95385b8f2367b20 (patch)
tree65cbf9623e7e0354a963a022a0c7b9984a7e9c4f /net
parent8bf6008c8bbca77547aac118d022071b94b4cccd (diff)
parent103a2f3255a95991252f8f13375c3a96a75011cd (diff)
downloadlinux-a48ab883c4a9289694b82cacd95385b8f2367b20.tar.xz
Merge tag 'for-net-2022-05-11' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth
Luiz Augusto von Dentz says: ==================== bluetooth pull request for net: - Fix the creation of hdev->name when index is greater than 9999 * tag 'for-net-2022-05-11' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth: Bluetooth: Fix the creation of hdev->name ==================== Link: https://lore.kernel.org/r/20220512002901.823647-1-luiz.dentz@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/hci_core.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index b4782a6c1025..45c2dd2e1590 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2555,10 +2555,10 @@ int hci_register_dev(struct hci_dev *hdev)
*/
switch (hdev->dev_type) {
case HCI_PRIMARY:
- id = ida_simple_get(&hci_index_ida, 0, 0, GFP_KERNEL);
+ id = ida_simple_get(&hci_index_ida, 0, HCI_MAX_ID, GFP_KERNEL);
break;
case HCI_AMP:
- id = ida_simple_get(&hci_index_ida, 1, 0, GFP_KERNEL);
+ id = ida_simple_get(&hci_index_ida, 1, HCI_MAX_ID, GFP_KERNEL);
break;
default:
return -EINVAL;
@@ -2567,7 +2567,7 @@ int hci_register_dev(struct hci_dev *hdev)
if (id < 0)
return id;
- sprintf(hdev->name, "hci%d", id);
+ snprintf(hdev->name, sizeof(hdev->name), "hci%d", id);
hdev->id = id;
BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);