dm snapshot: use true/false for bool variable

Fixes coccicheck warning:

drivers/md/dm-snap.c:1064:3-18: WARNING: Assignment of 0/1 to bool variable
drivers/md/dm-snap.c:1152:1-16: WARNING: Assignment of 0/1 to bool variable
drivers/md/dm-snap.c:1317:1-16: WARNING: Assignment of 0/1 to bool variable

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>

diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 4fb1a40..6b11a26 100644 (file)
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -1061,7 +1061,7 @@ static void snapshot_merge_next_chunks(struct dm_snapshot *s)
                        DMERR("Read error in exception store: "
                              "shutting down merge");
                        down_write(&s->lock);
-                       s->merge_failed = 1;
+                       s->merge_failed = true;
                        up_write(&s->lock);
                }
                goto shut;
@@ -1149,7 +1149,7 @@ static void merge_callback(int read_err, unsigned long write_err, void *context)
 
 shut:
        down_write(&s->lock);
-       s->merge_failed = 1;
+       s->merge_failed = true;
        b = __release_queued_bios_after_merge(s);
        up_write(&s->lock);
        error_bios(b);
@@ -1314,7 +1314,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
        INIT_LIST_HEAD(&s->list);
        spin_lock_init(&s->pe_lock);
        s->state_bits = 0;
-       s->merge_failed = 0;
+       s->merge_failed = false;
        s->first_merging_chunk = 0;
        s->num_merging_chunks = 0;
        bio_list_init(&s->bios_queued_during_merge);