block: rbd: removing unnecessary test

rbd_get_segment() can't return a negative value, we don't need to check
the return output.

Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 83b15dd..1ac87f1 100644 (file)
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -889,10 +889,6 @@ static int rbd_do_op(struct request *rq,
                                  rbd_dev->header.block_name,
                                  ofs, len,
                                  seg_name, &seg_ofs);
-       if ((s64)seg_len < 0) {
-               ret = seg_len;
-               goto done;
-       }
 
        payload_len = (flags & CEPH_OSD_FLAG_WRITE ? seg_len : 0);