lightnvm: check bi_error in gc

We should check last io completion status before
starting another one.

Signed-off-by: Wenwei Tao <ww.tao0320@gmail.com>
Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/drivers/lightnvm/rrpc.c b/drivers/lightnvm/rrpc.c
index 661c6f370f5a2e8011b76cd3feeeeda0a733a050..5df4a696184add2c85273981248ab5c86210c649 100644 (file)
--- a/drivers/lightnvm/rrpc.c
+++ b/drivers/lightnvm/rrpc.c
@@ -330,6 +330,10 @@ try:
                        goto finished;
                }
                wait_for_completion_io(&wait);
+               if (bio->bi_error) {
+                       rrpc_inflight_laddr_release(rrpc, rqd);
+                       goto finished;
+               }
 
                bio_reset(bio);
                reinit_completion(&wait);
@@ -352,6 +356,8 @@ try:
                wait_for_completion_io(&wait);
 
                rrpc_inflight_laddr_release(rrpc, rqd);
+               if (bio->bi_error)
+                       goto finished;
 
                bio_reset(bio);
        }