[tip:timers/core] alarmtimer: Fix posix-timer constification fallout

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Commit-ID:  b6b3b80fceb175c825ad6c72659e0a72e201fc5f
Gitweb:     http://git.kernel.org/tip/b6b3b80fceb175c825ad6c72659e0a72e201fc5f
Author:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sat, 27 May 2017 12:23:47 +0200
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sat, 27 May 2017 12:23:47 +0200

alarmtimer: Fix posix-timer constification fallout

Some freezer related variables are only used when either CONFIG_POSIX_TIMER
or CONFIG_RTC_CLASS are enabled. Hide them when both are off.

Fixes: d3ba5a9a345b ("posix-timers: Make posix_clocks immutable")
Reported-by: Ingo Molnar <mingo@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Christoph Helwig <hch@xxxxxx>
---
 kernel/time/alarmtimer.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c
index 4f4cc35..4cfebff 100644
--- a/kernel/time/alarmtimer.c
+++ b/kernel/time/alarmtimer.c
@@ -45,11 +45,13 @@ static struct alarm_base {
 	clockid_t		base_clockid;
 } alarm_bases[ALARM_NUMTYPE];
 
+#if defined(CONFIG_POSIX_TIMERS) || defined(CONFIG_RTC_CLASS)
 /* freezer information to handle clock_nanosleep triggered wakeups */
 static enum alarmtimer_type freezer_alarmtype;
 static ktime_t freezer_expires;
 static ktime_t freezer_delta;
 static DEFINE_SPINLOCK(freezer_delta_lock);
+#endif
 
 static struct wakeup_source *ws;
 
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