diff options
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/rbd.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 93369a1a08e..c259b4089e9 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -1889,7 +1889,8 @@ static int rbd_obj_method_sync(struct rbd_device *rbd_dev, ret = obj_request->result; if (ret < 0) goto out; - ret = ceph_copy_from_page_vector(pages, inbound, 0, + ret = 0; + (void) ceph_copy_from_page_vector(pages, inbound, 0, obj_request->xferred); if (version) *version = obj_request->version; @@ -2088,7 +2089,9 @@ static int rbd_obj_read_sync(struct rbd_device *rbd_dev, rbd_assert(obj_request->xferred <= (u64) SIZE_MAX); size = (size_t) obj_request->xferred; - ret = ceph_copy_from_page_vector(pages, buf, 0, size); + (void) ceph_copy_from_page_vector(pages, buf, 0, size); + rbd_assert(size <= (size_t) INT_MAX); + ret = (int) size; if (version) *version = obj_request->version; out: @@ -2141,7 +2144,6 @@ rbd_dev_v1_header_read(struct rbd_device *rbd_dev, u64 *version) ret = rbd_obj_read_sync(rbd_dev, rbd_dev->header_name, 0, size, (char *) ondisk, version); - if (ret < 0) goto out_err; if (WARN_ON((size_t) ret < size)) { @@ -2803,7 +2805,6 @@ static int rbd_dev_v2_object_prefix(struct rbd_device *rbd_dev) dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret); if (ret < 0) goto out; - ret = 0; /* rbd_obj_method_sync() can return positive */ p = reply_buf; rbd_dev->header.object_prefix = ceph_extract_encoded_string(&p, @@ -3742,7 +3743,6 @@ static int rbd_dev_image_id(struct rbd_device *rbd_dev) dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret); if (ret < 0) goto out; - ret = 0; /* rbd_obj_method_sync() can return positive */ p = response; rbd_dev->spec->image_id = ceph_extract_encoded_string(&p, |