posix-timers: fix shadowed variables

Fix sparse warnings like this:
kernel/posix-cpu-timers.c:1090:25: warning: symbol 't' shadows an earlier one
kernel/posix-cpu-timers.c:1058:21: originally declared here

Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index 2eae91f954ca2ed98b05e2c145b38c2cb857fbb5..ae5c6c147c4b37def0b8e3e89f0db9c022d0bc67 100644 (file)
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -1087,45 +1087,45 @@ static void check_process_timers(struct task_struct *tsk,
        maxfire = 20;
        prof_expires = cputime_zero;
        while (!list_empty(timers)) {
-               struct cpu_timer_list *t = list_first_entry(timers,
+               struct cpu_timer_list *tl = list_first_entry(timers,
                                                      struct cpu_timer_list,
                                                      entry);
-               if (!--maxfire || cputime_lt(ptime, t->expires.cpu)) {
-                       prof_expires = t->expires.cpu;
+               if (!--maxfire || cputime_lt(ptime, tl->expires.cpu)) {
+                       prof_expires = tl->expires.cpu;
                        break;
                }
-               t->firing = 1;
-               list_move_tail(&t->entry, firing);
+               tl->firing = 1;
+               list_move_tail(&tl->entry, firing);
        }
 
        ++timers;
        maxfire = 20;
        virt_expires = cputime_zero;
        while (!list_empty(timers)) {
-               struct cpu_timer_list *t = list_first_entry(timers,
+               struct cpu_timer_list *tl = list_first_entry(timers,
                                                      struct cpu_timer_list,
                                                      entry);
-               if (!--maxfire || cputime_lt(utime, t->expires.cpu)) {
-                       virt_expires = t->expires.cpu;
+               if (!--maxfire || cputime_lt(utime, tl->expires.cpu)) {
+                       virt_expires = tl->expires.cpu;
                        break;
                }
-               t->firing = 1;
-               list_move_tail(&t->entry, firing);
+               tl->firing = 1;
+               list_move_tail(&tl->entry, firing);
        }
 
        ++timers;
        maxfire = 20;
        sched_expires = 0;
        while (!list_empty(timers)) {
-               struct cpu_timer_list *t = list_first_entry(timers,
+               struct cpu_timer_list *tl = list_first_entry(timers,
                                                      struct cpu_timer_list,
                                                      entry);
-               if (!--maxfire || sum_sched_runtime < t->expires.sched) {
-                       sched_expires = t->expires.sched;
+               if (!--maxfire || sum_sched_runtime < tl->expires.sched) {
+                       sched_expires = tl->expires.sched;
                        break;
                }
-               t->firing = 1;
-               list_move_tail(&t->entry, firing);
+               tl->firing = 1;
+               list_move_tail(&tl->entry, firing);
        }
 
        /*