X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fsched.c;h=94ead43eda62bf8ebb9e054d9cad2a5838fe8f90;hb=b8a0b6ccf2ba2519ace65d782b41ee91bf3c3778;hp=a66e85639de2e541dd9726245cd344d3ea2d9f3b;hpb=79ff1ad2eec1c106962241f6346958b9641e34f3;p=linux-2.6

diff --git a/kernel/sched.c b/kernel/sched.c
index a66e85639d..94ead43eda 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -8502,6 +8502,9 @@ int sched_group_set_rt_period(struct task_group *tg, long rt_period_us)
 	rt_period = (u64)rt_period_us * NSEC_PER_USEC;
 	rt_runtime = tg->rt_bandwidth.rt_runtime;
 
+	if (rt_period == 0)
+		return -EINVAL;
+
 	return tg_set_bandwidth(tg, rt_period, rt_runtime);
 }