This is a note to let you know that I've just added the patch titled net: wwan: iosm: use ACPI_FREE() but not kfree() in ipc_pcie_read_bios_cfg() to the 6.0-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: net-wwan-iosm-use-acpi_free-but-not-kfree-in-ipc_pci.patch and it can be found in the queue-6.0 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit af10742b035b2fff445d519af0b9a531eae570b1 Author: Wang ShaoBo <bobo.shaobowang@xxxxxxxxxx> Date: Fri Nov 18 14:24:47 2022 +0800 net: wwan: iosm: use ACPI_FREE() but not kfree() in ipc_pcie_read_bios_cfg() [ Upstream commit e541dd7763fc34aec2f93f652a396cc2e7b92d8d ] acpi_evaluate_dsm() should be coupled with ACPI_FREE() to free the ACPI memory, because we need to track the allocation of acpi_object when ACPI_DBG_TRACK_ALLOCATIONS enabled, so use ACPI_FREE() instead of kfree(). Fixes: d38a648d2d6c ("net: wwan: iosm: fix memory leak in ipc_pcie_read_bios_cfg") Signed-off-by: Wang ShaoBo <bobo.shaobowang@xxxxxxxxxx> Link: https://lore.kernel.org/r/20221118062447.2324881-1-bobo.shaobowang@xxxxxxxxxx Signed-off-by: Paolo Abeni <pabeni@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/net/wwan/iosm/iosm_ipc_pcie.c b/drivers/net/wwan/iosm/iosm_ipc_pcie.c index 97cb6846c6ae..f604d4a01e1b 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_pcie.c +++ b/drivers/net/wwan/iosm/iosm_ipc_pcie.c @@ -249,7 +249,7 @@ static enum ipc_pcie_sleep_state ipc_pcie_read_bios_cfg(struct device *dev) if (object->integer.value == 3) sleep_state = IPC_PCIE_D3L2; - kfree(object); + ACPI_FREE(object); default_ret: return sleep_state;