linux-stable/drivers/ipack/devices
Johan Hovold 7cea848678 ipack: ipoctal: fix module reference leak
commit bb8a4fcb21 upstream.

A reference to the carrier module was taken on every open but was only
released once when the final reference to the tty struct was dropped.

Fix this by taking the module reference and initialising the tty driver
data when installing the tty.

Fixes: 82a82340ba ("ipoctal: get carrier driver to avoid rmmod")
Cc: stable@vger.kernel.org      # 3.18
Cc: Federico Vaga <federico.vaga@cern.ch>
Acked-by: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20210917114622.5412-6-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-06 15:56:01 +02:00
..
ipoctal.c ipack: ipoctal: fix module reference leak 2021-10-06 15:56:01 +02:00
ipoctal.h TTY / Serial driver updates for 5.3-rc1 2019-07-11 15:38:21 -07:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
scc2698.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441 2019-06-05 17:37:17 +02:00