Commit 3e6daded authored Feb 24, 2017 by Viresh Kumar Committed by Linus Torvalds Feb 24, 2017

kernel/notifier.c: simplify expression

NOTIFY_STOP_MASK (0x8000) has only one bit set and there is no need to
compare output of "ret & NOTIFY_STOP_MASK" to NOTIFY_STOP_MASK. We just
need to make sure the output is non-zero, that's it.

Link: http://lkml.kernel.org/r/88ee58264a2bfab1c97ffc8ac753e25f55f57c10.1483593065.git.viresh.kumar@linaro.org

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 9c57b580

kernel/notifier.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -95,7 +95,7 @@ static int notifier_call_chain(struct notifier_block **nl,
		if (nr_calls)
		(*nr_calls)++;

		if ((ret & NOTIFY_STOP_MASK) == NOTIFY_STOP_MASK)
		if (ret & NOTIFY_STOP_MASK)
		break;
		nb = next_nb;
		nr_to_call--;