From 625505b509b38b3a389cb3f4fd6520a46763bf45 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Tue, 20 Jan 2015 12:54:50 +0000 Subject: pnpbios: bail out on strange errors A small number of systems respond to PnP dock queries with bogus values. This causes us to keep logging an error every 2 seconds. Instead of trying again just assume the BIOS is crapware and doesn't actually have dock functionality. Signed-off-by: Alan Cox Signed-off-by: Greg Kroah-Hartman --- drivers/pnp/pnpbios/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/pnp') diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c index 074569e77d22..facd43b8516c 100644 --- a/drivers/pnp/pnpbios/core.c +++ b/drivers/pnp/pnpbios/core.c @@ -181,7 +181,8 @@ static int pnp_dock_thread(void *unused) break; default: pnpbios_print_status("pnp_dock_thread", status); - continue; + printk(KERN_WARNING "PnPBIOS: disabling dock monitoring.\n"); + complete_and_exit(&unload_sem, 0); } if (d != docked) { if (pnp_dock_event(d, &now) == 0) { -- cgit v1.2.3-59-g8ed1b