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authorJakub Kicinski <kuba@kernel.org>2024-06-11 19:40:27 -0700
committerJakub Kicinski <kuba@kernel.org>2024-06-11 19:40:27 -0700
commitf6b2f578df8d1cb993e0951b786820410a04268c (patch)
tree67f1de9f89c8cec98ed6932f5640bfa7927fe090 /include
parent144ba8580bcb82b2686c3d1a043299d844b9a682 (diff)
parentc695439d198d30e10553a3b98360c5efe77b6903 (diff)
Merge tag 'for-net-2024-06-10' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth
Luiz Augusto von Dentz says: ==================== bluetooth pull request for net: - hci_sync: fix not using correct handle - L2CAP: fix rejecting L2CAP_CONN_PARAM_UPDATE_REQ - L2CAP: fix connection setup in l2cap_connect * tag 'for-net-2024-06-10' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth: Bluetooth: fix connection setup in l2cap_connect Bluetooth: L2CAP: Fix rejecting L2CAP_CONN_PARAM_UPDATE_REQ Bluetooth: hci_sync: Fix not using correct handle ==================== Link: https://lore.kernel.org/r/20240610135803.920662-1-luiz.dentz@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include')
-rw-r--r--include/net/bluetooth/hci_core.h36
1 files changed, 32 insertions, 4 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 9231396fe96f..c43716edf205 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -2113,18 +2113,46 @@ static inline int hci_check_conn_params(u16 min, u16 max, u16 latency,
{
u16 max_latency;
- if (min > max || min < 6 || max > 3200)
+ if (min > max) {
+ BT_WARN("min %d > max %d", min, max);
return -EINVAL;
+ }
+
+ if (min < 6) {
+ BT_WARN("min %d < 6", min);
+ return -EINVAL;
+ }
+
+ if (max > 3200) {
+ BT_WARN("max %d > 3200", max);
+ return -EINVAL;
+ }
+
+ if (to_multiplier < 10) {
+ BT_WARN("to_multiplier %d < 10", to_multiplier);
+ return -EINVAL;
+ }
- if (to_multiplier < 10 || to_multiplier > 3200)
+ if (to_multiplier > 3200) {
+ BT_WARN("to_multiplier %d > 3200", to_multiplier);
return -EINVAL;
+ }
- if (max >= to_multiplier * 8)
+ if (max >= to_multiplier * 8) {
+ BT_WARN("max %d >= to_multiplier %d * 8", max, to_multiplier);
return -EINVAL;
+ }
max_latency = (to_multiplier * 4 / max) - 1;
- if (latency > 499 || latency > max_latency)
+ if (latency > 499) {
+ BT_WARN("latency %d > 499", latency);
return -EINVAL;
+ }
+
+ if (latency > max_latency) {
+ BT_WARN("latency %d > max_latency %d", latency, max_latency);
+ return -EINVAL;
+ }
return 0;
}