[PATCH] libceph: Unregister request if __map_request failed.

[majianpeng]

In func ceph_osdc_start_request, if __mape_request failed, it should
call __unregister_request avoid cause bugs, etc memleak, umount fs
failed.

Signed-off-by: Jianpeng Ma <majianpeng@xxxxxxxxx>
---
 net/ceph/osd_client.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index dd47889..6356539 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -2130,6 +2130,7 @@ int ceph_osdc_start_request(struct ceph_osd_client *osdc,
 				" will retry %lld\n", req->r_tid);
 			rc = 0;
 		}
+		__unregister_request(osdc, req);
 		goto out_unlock;
 	}
 	if (req->r_osd == NULL) {
-- 
1.8.1.2
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