From: Andy Shevchenko andy.shevchenko@gmail.com
commit 1a85b350a7741776a406005b943e3dec02c424ed upstream.
device_get_next_child_node() bumps a reference counting of a returned variable. We have to balance it whenever we return to the caller.
Fixes: 6701adfa9693 ("usb: typec: driver for Intel PMC mux control") Cc: Heikki Krogerus heikki.krogerus@linux.intel.com Reviewed-by: Heikki Krogerus heikki.krogerus@linux.intel.com Signed-off-by: Andy Shevchenko andy.shevchenko@gmail.com Cc: stable stable@vger.kernel.org Link: https://lore.kernel.org/r/20210607205007.71458-1-andy.shevchenko@gmail.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/usb/typec/mux/intel_pmc_mux.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/usb/typec/mux/intel_pmc_mux.c +++ b/drivers/usb/typec/mux/intel_pmc_mux.c @@ -636,8 +636,10 @@ static int pmc_usb_probe(struct platform break;
ret = pmc_usb_register_port(pmc, i, fwnode); - if (ret) + if (ret) { + fwnode_handle_put(fwnode); goto err_remove_ports; + } }
platform_set_drvdata(pdev, pmc);