When pci_read_config_dword failed, call pci_release_regions() and pci_disable_device() to recycle the resource previously allocated. Signed-off-by: Huang Guobin <huangguobin4@xxxxxxxxxx> --- drivers/tty/serial/icom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/icom.c b/drivers/tty/serial/icom.c index 03a2fe9f4c9a..02b375ba2f07 100644 --- a/drivers/tty/serial/icom.c +++ b/drivers/tty/serial/icom.c @@ -1501,7 +1501,7 @@ static int icom_probe(struct pci_dev *dev, retval = pci_read_config_dword(dev, PCI_COMMAND, &command_reg); if (retval) { dev_err(&dev->dev, "PCI Config read FAILED\n"); - return retval; + goto probe_exit0; } pci_write_config_dword(dev, PCI_COMMAND, -- 2.25.1