If you call ida_simple_remove(&pci_endpoint_test_ida, id) with a
negative "id" then it triggers an immediate BUG_ON(). Let's not allow
that.
Fixes:
2c156ac71c6b ("misc: Add host side PCI driver for PCI test function device")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
if (sscanf(misc_device->name, DRV_MODULE_NAME ".%d", &id) != 1)
return;
+ if (id < 0)
+ return;
misc_deregister(&test->miscdev);
ida_simple_remove(&pci_endpoint_test_ida, id);