This is a note to let you know that I've just added the patch titled scsi: mpi3mr: Fix mpi3mr_hba_port memory leak in mpi3mr_remove() to the 6.2-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: scsi-mpi3mr-fix-mpi3mr_hba_port-memory-leak-in-mpi3m.patch and it can be found in the queue-6.2 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 5b40aba7e819bb048dbf855a68b91262dd923953 Author: Tomas Henzl <thenzl@xxxxxxxxxx> Date: Fri Mar 3 00:43:33 2023 +0100 scsi: mpi3mr: Fix mpi3mr_hba_port memory leak in mpi3mr_remove() [ Upstream commit d0f3c3728da8af76dfe435f7f0cfa2b9d9e43ef0 ] Free mpi3mr_hba_port at .remove. Fixes: 42fc9fee116f ("scsi: mpi3mr: Add helper functions to manage device's port") Signed-off-by: Tomas Henzl <thenzl@xxxxxxxxxx> Link: https://lore.kernel.org/r/20230302234336.25456-4-thenzl@xxxxxxxxxx Acked-by: Sathya Prakash Veerichetty <sathya.prakash@xxxxxxxxxxxx> Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 6eaeba41072cb..5032b0b5186d4 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -5077,6 +5077,7 @@ static void mpi3mr_remove(struct pci_dev *pdev) struct workqueue_struct *wq; unsigned long flags; struct mpi3mr_tgt_dev *tgtdev, *tgtdev_next; + struct mpi3mr_hba_port *port, *hba_port_next; if (!shost) return; @@ -5116,6 +5117,16 @@ static void mpi3mr_remove(struct pci_dev *pdev) mpi3mr_free_mem(mrioc); mpi3mr_cleanup_resources(mrioc); + spin_lock_irqsave(&mrioc->sas_node_lock, flags); + list_for_each_entry_safe(port, hba_port_next, &mrioc->hba_port_table_list, list) { + ioc_info(mrioc, + "removing hba_port entry: %p port: %d from hba_port list\n", + port, port->port_id); + list_del(&port->list); + kfree(port); + } + spin_unlock_irqrestore(&mrioc->sas_node_lock, flags); + spin_lock(&mrioc_list_lock); list_del(&mrioc->list); spin_unlock(&mrioc_list_lock);