[sheepdog] [PATCH stable-0.8 20/22] sheep: fix memory leak in local_req_async_main()

[Hitoshi Mitake]

From: Robin Dong <sanbai at taobao.com>

We find out a memory-leak point in local_req_async_main() by valgrind.
After fix it, the RSS of sheep daemon could keep stablely for press-testing.

Signed-off-by: Robin DOng <sanbai at taobao.com>
Signed-off-by: Liu Yuan <namei.unix at gmail.com>
---
 sheep/request.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/sheep/request.c b/sheep/request.c
index fbaf645..5867fa1 100644
--- a/sheep/request.c
+++ b/sheep/request.c
@@ -626,6 +626,7 @@ static void local_req_async_main(struct work *work)
 		areq->iocb->result = areq->result;
 
 	eventfd_xwrite(areq->iocb->efd, 1);
+	free(areq);
 }
 
 worker_fn int exec_local_req_async(struct sd_req *rq, void *data,
-- 
1.7.10.4