This is a note to let you know that I've just added the patch titled HSI: ssi_protocol: fix potential resource leak in ssip_pn_open() to the 5.19-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: hsi-ssi_protocol-fix-potential-resource-leak-in-ssip.patch and it can be found in the queue-5.19 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 3f927749c5e8f100c7d1a0d5cacb05ae7e5aa2ad Author: Jianglei Nie <niejianglei2021@xxxxxxx> Date: Mon Sep 5 15:48:01 2022 +0800 HSI: ssi_protocol: fix potential resource leak in ssip_pn_open() [ Upstream commit b28dbcb379e6a7f80262c2732a57681b1ee548ca ] ssip_pn_open() claims the HSI client's port with hsi_claim_port(). When hsi_register_port_event() gets some error and returns a negetive value, the HSI client's port should be released with hsi_release_port(). Fix it by calling hsi_release_port() when hsi_register_port_event() fails. Signed-off-by: Jianglei Nie <niejianglei2021@xxxxxxx> Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/hsi/clients/ssi_protocol.c b/drivers/hsi/clients/ssi_protocol.c index 21f11a5b965b..49ffd808d17f 100644 --- a/drivers/hsi/clients/ssi_protocol.c +++ b/drivers/hsi/clients/ssi_protocol.c @@ -931,6 +931,7 @@ static int ssip_pn_open(struct net_device *dev) if (err < 0) { dev_err(&cl->device, "Register HSI port event failed (%d)\n", err); + hsi_release_port(cl); return err; } dev_dbg(&cl->device, "Configuring SSI port\n");