time: Correct the *settime* parameters

Both settimeofday() and clock_settime() promise with a 'const'
attribute not to alter the arguments passed in. This patch adds the
missing 'const' attribute into the various kernel functions
implementing these calls.

Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Acked-by: John Stultz <johnstul@us.ibm.com>
LKML-Reference: <20110201134417.545698637@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 3 insertions, 2 deletions

diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h
index 3e23844a6990..b2c14cbd47a6 100644
--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -69,7 +69,8 @@ struct k_itimer {
 struct k_clock {
         int res;                /* in nanoseconds */
         int (*clock_getres) (const clockid_t which_clock, struct timespec *tp);
-        int (*clock_set) (const clockid_t which_clock, struct timespec * tp);
+        int (*clock_set) (const clockid_t which_clock,
+                          const struct timespec *tp);
         int (*clock_get) (const clockid_t which_clock, struct timespec * tp);
         int (*timer_create) (struct k_itimer *timer);
         int (*nsleep) (const clockid_t which_clock, int flags,
@@ -89,7 +90,7 @@ void register_posix_clock(const clockid_t clock_id, struct k_clock *new_clock);
 /* error handlers for timer_create, nanosleep and settime */
 int do_posix_clock_nonanosleep(const clockid_t, int flags, struct timespec *,
                                struct timespec __user *);
-int do_posix_clock_nosettime(const clockid_t, struct timespec *tp);
+int do_posix_clock_nosettime(const clockid_t, const struct timespec *tp);
 
 /* function to call to trigger timer event */
 int posix_timer_event(struct k_itimer *timr, int si_private);