Description: Bluetooth: virtio_bt: fix memory leak in virtbt_rx_handle()
References:
 https://lore.kernel.org/linux-bluetooth/1A203F5E-FB5E-430C-BEA3-86B191D69D58@holtmann.org/
Notes:
 carnil> Commit fixes afd2daa26c7a ("Bluetooth: Add support for virtio
 carnil> transport driver") in 5.13-rc1. Additionally BT_VIRTIO is not
 carnil> set in Debian.
Bugs:
upstream: released (5.17-rc1) [ad7cb5f6fa5f7ea37208c98a9457dd98025a89ca]
5.10-upstream-stable: N/A "Vulnerable code not present"
4.19-upstream-stable: N/A "Vulnerable code not present"
4.9-upstream-stable: N/A "Vulnerable code not present"
sid: released (5.16.7-1)
5.10-bullseye-security: N/A "Vulnerable code not present"
4.19-buster-security: N/A "Vulnerable code not present"
4.9-stretch-security: N/A "Vulnerable code not present"