Commit 29f347c9 authored Jan 12, 2011 by Alexander Gordeev Committed by Linus Torvalds Jan 13, 2011

pps: use BUG_ON for kernel API safety checks



This way less overhead is involved when running production kernel.  If you
want to debug a pps client module please define DEBUG to enable the
checks.

Signed-off-by: Alexander Gordeev <lasaine@lvk.cs.msu.su>
Acked-by: Rodolfo Giometti <giometti@linux.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 2a5cd6e2

drivers/pps/kapi.c

+2 −4

Original line number	Diff line number	Diff line
		@@ -166,10 +166,8 @@ void pps_event(struct pps_device pps, struct pps_event_time ts, int event,
		int captured = 0;
		struct pps_ktime ts_real;

		if ((event & (PPS_CAPTUREASSERT \| PPS_CAPTURECLEAR)) == 0) {
		dev_err(pps->dev, "unknown event (%x)\n", event);
		return;
		}
		/* check event type */
		BUG_ON((event & (PPS_CAPTUREASSERT \| PPS_CAPTURECLEAR)) == 0);

		dev_dbg(pps->dev, "PPS event at %ld.%09ld\n",
		ts->ts_real.tv_sec, ts->ts_real.tv_nsec);