diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 70a3b441261ba26e5c25430e34b3126f99585c6b..f5013d92a7e6b73d9c4369683f6aac987afbd287 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -689,7 +689,7 @@ static int ceph_writepages_start(struct address_space *mapping,
 	int rc = 0;
 	unsigned wsize = 1 << inode->i_blkbits;
 	struct ceph_osd_request *req = NULL;
-	int do_sync;
+	int do_sync = 0;
 	u64 truncate_size, snap_size;
 	u32 truncate_seq;