From 3fafdd7cc810a8fcd28b83fbde2d0e25830dee41 Mon Sep 17 00:00:00 2001 From: David Vrabel <david.vrabel@csr.com> Date: Tue, 25 Aug 2009 15:03:07 +0100 Subject: [PATCH] uwb: handle radio controller events with out-of-range IDs correctly If a radio controller event has an ID that's just out of range don't read beyond the end of uwbd's event arrays. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: David Vrabel <david.vrabel@csr.com> --- drivers/uwb/uwbd.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/uwb/uwbd.c b/drivers/uwb/uwbd.c index 57bd6bfef37e..5a777d8624da 100644 --- a/drivers/uwb/uwbd.c +++ b/drivers/uwb/uwbd.c @@ -187,12 +187,12 @@ int uwbd_event_handle_urc(struct uwb_event *evt) event = le16_to_cpu(evt->notif.rceb->wEvent); context = evt->notif.rceb->bEventContext; - if (type > ARRAY_SIZE(uwbd_urc_evt_type_handlers)) + if (type >= ARRAY_SIZE(uwbd_urc_evt_type_handlers)) goto out; type_table = &uwbd_urc_evt_type_handlers[type]; if (type_table->uwbd_events == NULL) goto out; - if (event > type_table->size) + if (event >= type_table->size) goto out; handler = type_table->uwbd_events[event].handler; if (handler == NULL) -- GitLab