Fix the following warnings reported by coccinelle:

kernel/locking/locktorture.c:703:6-10: WARNING: Assignment of bool to 0/1
kernel/locking/locktorture.c:918:2-20: WARNING: Assignment of bool to 0/1
kernel/locking/locktorture.c:949:3-20: WARNING: Assignment of bool to 0/1
kernel/locking/locktorture.c:682:2-19: WARNING: Assignment of bool to 0/1
kernel/locking/locktorture.c:688:2-19: WARNING: Assignment of bool to 0/1
kernel/locking/locktorture.c:648:2-20: WARNING: Assignment of bool to 0/1
kernel/locking/locktorture.c:654:2-20: WARNING: Assignment of bool to 0/1

This patch also makes the code more readable.

Signed-off-by: Wen Yang <wen.yan...@zte.com.cn>
CC: Davidlohr Bueso <d...@stgolabs.net>
CC: "Paul E. McKenney" <paul...@linux.ibm.com>
CC: Josh Triplett <j...@joshtriplett.org>
CC: Peter Zijlstra <pet...@infradead.org>
CC: Ingo Molnar <mi...@redhat.com>
CC: Will Deacon <will.dea...@arm.com>
CC: linux-kernel@vger.kernel.org
---
 kernel/locking/locktorture.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/kernel/locking/locktorture.c b/kernel/locking/locktorture.c
index 7d0b0ed74404..cd95c01491d8 100644
--- a/kernel/locking/locktorture.c
+++ b/kernel/locking/locktorture.c
@@ -645,13 +645,13 @@ static int lock_torture_writer(void *arg)
                cxt.cur_ops->writelock();
                if (WARN_ON_ONCE(lock_is_write_held))
                        lwsp->n_lock_fail++;
-               lock_is_write_held = 1;
+               lock_is_write_held = true;
                if (WARN_ON_ONCE(lock_is_read_held))
                        lwsp->n_lock_fail++; /* rare, but... */
 
                lwsp->n_lock_acquired++;
                cxt.cur_ops->write_delay(&rand);
-               lock_is_write_held = 0;
+               lock_is_write_held = false;
                cxt.cur_ops->writeunlock();
 
                stutter_wait("lock_torture_writer");
@@ -679,13 +679,13 @@ static int lock_torture_reader(void *arg)
                        schedule_timeout_uninterruptible(1);
 
                cxt.cur_ops->readlock();
-               lock_is_read_held = 1;
+               lock_is_read_held = true;
                if (WARN_ON_ONCE(lock_is_write_held))
                        lrsp->n_lock_fail++; /* rare, but... */
 
                lrsp->n_lock_acquired++;
                cxt.cur_ops->read_delay(&rand);
-               lock_is_read_held = 0;
+               lock_is_read_held = false;
                cxt.cur_ops->readunlock();
 
                stutter_wait("lock_torture_reader");
@@ -700,7 +700,7 @@ static int lock_torture_reader(void *arg)
 static void __torture_print_stats(char *page,
                                  struct lock_stress_stats *statp, bool write)
 {
-       bool fail = 0;
+       bool fail = false;
        int i, n_stress;
        long max = 0, min = statp ? statp[0].n_lock_acquired : 0;
        long long sum = 0;
@@ -915,7 +915,7 @@ static int __init lock_torture_init(void)
 
        /* Initialize the statistics so that each run gets its own numbers. */
        if (nwriters_stress) {
-               lock_is_write_held = 0;
+               lock_is_write_held = false;
                cxt.lwsa = kmalloc_array(cxt.nrealwriters_stress,
                                         sizeof(*cxt.lwsa),
                                         GFP_KERNEL);
@@ -946,7 +946,7 @@ static int __init lock_torture_init(void)
                }
 
                if (nreaders_stress) {
-                       lock_is_read_held = 0;
+                       lock_is_read_held = false;
                        cxt.lrsa = kmalloc_array(cxt.nrealreaders_stress,
                                                 sizeof(*cxt.lrsa),
                                                 GFP_KERNEL);
-- 
2.19.1

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