ismt_remove forgets to call pci_release_region when remove. Add the call to fix it. Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx> --- drivers/i2c/busses/i2c-ismt.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c index 2f95e25a10f7..c393e629cac3 100644 --- a/drivers/i2c/busses/i2c-ismt.c +++ b/drivers/i2c/busses/i2c-ismt.c @@ -943,6 +943,8 @@ static void ismt_remove(struct pci_dev *pdev) struct ismt_priv *priv = pci_get_drvdata(pdev); i2c_del_adapter(&priv->adapter); + + pci_release_region(pdev, SMBBAR); } static struct pci_driver ismt_driver = { -- 2.23.0