[PATCH v2 for-next 4/9] RDMA/rtrs-srv: Free srv_mr iu only when always_invalidate is true

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Since srv_mr->iu is allocated and used only when always_invalidate is
true, free it only when always_invalidate is true.

Fixes: 9cb837480424 ("RDMA/rtrs: server: main functionality")
Signed-off-by: Md Haris Iqbal <haris.iqbal@xxxxxxxxx>
Signed-off-by: Jack Wang <jinpu.wang@xxxxxxxxx>
Signed-off-by: Grzegorz Prajsner <grzegorz.prajsner@xxxxxxxxx>
---
 drivers/infiniband/ulp/rtrs/rtrs-srv.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
index 4be0e5b132d4..925b71481c62 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -551,7 +551,10 @@ static void unmap_cont_bufs(struct rtrs_srv_path *srv_path)
 		struct rtrs_srv_mr *srv_mr;
 
 		srv_mr = &srv_path->mrs[i];
-		rtrs_iu_free(srv_mr->iu, srv_path->s.dev->ib_dev, 1);
+
+		if (always_invalidate)
+			rtrs_iu_free(srv_mr->iu, srv_path->s.dev->ib_dev, 1);
+
 		ib_dereg_mr(srv_mr->mr);
 		ib_dma_unmap_sg(srv_path->s.dev->ib_dev, srv_mr->sgt.sgl,
 				srv_mr->sgt.nents, DMA_BIDIRECTIONAL);
-- 
2.25.1




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