dm snapshot: use uninitialized_var
drivers/md/dm-exception-store.c: In function 'persistent_read_metadata':
drivers/md/dm-exception-store.c:452: warning: 'new_snapshot' may be used uninitialized in this function
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 8fe81e1..5bbce29 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -449,7 +449,7 @@
static int persistent_read_metadata(struct exception_store *store)
{
- int r, new_snapshot;
+ int r, uninitialized_var(new_snapshot);
struct pstore *ps = get_info(store);
/*