summaryrefslogtreecommitdiffstats
path: root/net/nfc/nci/hci.c
diff options
context:
space:
mode:
authorIngo Molnar2019-04-10 09:14:42 +0200
committerIngo Molnar2019-04-10 09:14:42 +0200
commit54bbfe75cbb10384b0a62efae80fde21deea1dd0 (patch)
treeeed22c29cdecce36153bbb83ee7a9da7eed60ccd /net/nfc/nci/hci.c
parentlocking/rwsem: Optimize down_read_trylock() (diff)
parentBluetooth: btusb: request wake pin with NOAUTOEN (diff)
downloadkernel-qcow2-linux-54bbfe75cbb10384b0a62efae80fde21deea1dd0.tar.gz
kernel-qcow2-linux-54bbfe75cbb10384b0a62efae80fde21deea1dd0.tar.xz
kernel-qcow2-linux-54bbfe75cbb10384b0a62efae80fde21deea1dd0.zip
Merge branch 'linus' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/nfc/nci/hci.c')
-rw-r--r--net/nfc/nci/hci.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/nfc/nci/hci.c b/net/nfc/nci/hci.c
index ddfc52ac1f9b..c0d323b58e73 100644
--- a/net/nfc/nci/hci.c
+++ b/net/nfc/nci/hci.c
@@ -312,6 +312,10 @@ static void nci_hci_cmd_received(struct nci_dev *ndev, u8 pipe,
create_info = (struct nci_hci_create_pipe_resp *)skb->data;
dest_gate = create_info->dest_gate;
new_pipe = create_info->pipe;
+ if (new_pipe >= NCI_HCI_MAX_PIPES) {
+ status = NCI_HCI_ANY_E_NOK;
+ goto exit;
+ }
/* Save the new created pipe and bind with local gate,
* the description for skb->data[3] is destination gate id
@@ -336,6 +340,10 @@ static void nci_hci_cmd_received(struct nci_dev *ndev, u8 pipe,
goto exit;
}
delete_info = (struct nci_hci_delete_pipe_noti *)skb->data;
+ if (delete_info->pipe >= NCI_HCI_MAX_PIPES) {
+ status = NCI_HCI_ANY_E_NOK;
+ goto exit;
+ }
ndev->hci_dev->pipes[delete_info->pipe].gate =
NCI_HCI_INVALID_GATE;