Re: [PATCH] Bluetooth: btrsi: Move set_bt_context after successful HCI registration

[email protected] Fri, 24 Jul 2026 19:00:18 +0000

Newsgroups	org.kernel.vger.linux-bluetooth,org.kernel.vger.linux-kernel
Message-ID	<178491961823.3273549.5264850910757463763.git-patchwork-notify@kernel.org>

Hello:

This patch was applied to bluetooth/bluetooth-next.git (master)
by Luiz Augusto von Dentz <[email protected]>:

On Wed, 22 Jul 2026 16:31:36 +0800 you wrote:
> In rsi_hci_attach(), ops->set_bt_context() stores the newly allocated
> h_adapter into common->bt_adapter before hci_alloc_dev() and
> hci_register_dev() are called. If either of these fails, h_adapter
> is freed but common->bt_adapter remains a non-NULL dangling pointer.
> 
> This causes a deterministically reachable use-after-free when the
> device operates in a BT+WiFi coexistence mode and CONFIG_RSI_COEX
> is enabled. The following software-only trigger paths exist:
> 
> [...]

Here is the summary with links:
  - Bluetooth: btrsi: Move set_bt_context after successful HCI registration
    https://git.kernel.org/bluetooth/bluetooth-next/c/17abcfc57c8a

You are awesome, thank you!
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