diff options
| author | Guoqing Jiang <guoqing.jiang@cloud.ionos.com> | 2020-12-17 15:19:02 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-25 09:04:10 +0100 |
| commit | 9e97c211b7010f6170e54df1a80e53f6d7f22f77 (patch) | |
| tree | 8ec737c3ec2a9d0f176f770be4ef7d37d1cea75a | |
| parent | 5abee8b1fc4fdba11f9268029ef9399fb72952df (diff) | |
RDMA/rtrs-srv: Jump to dereg_mr label if allocate iu fails
[ Upstream commit f77c4839ee8f4612dcb6601602329096030bd813 ]
The rtrs_iu_free is called in rtrs_iu_alloc if memory is limited, so we
don't need to free the same iu again.
Fixes: 9cb837480424 ("RDMA/rtrs: server: main functionality")
Link: https://lore.kernel.org/r/20201217141915.56989-7-jinpu.wang@cloud.ionos.com
Signed-off-by: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
Reviewed-by: Gioh Kim <gi-oh.kim@cloud.ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@cloud.ionos.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/infiniband/ulp/rtrs/rtrs-srv.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c index 0fd2a7f8f9f28..43806180f85ec 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c @@ -671,7 +671,7 @@ static int map_cont_bufs(struct rtrs_srv_sess *sess) if (!srv_mr->iu) { err = -ENOMEM; rtrs_err(ss, "rtrs_iu_alloc(), err: %d\n", err); - goto free_iu; + goto dereg_mr; } } /* Eventually dma addr for each chunk can be cached */ @@ -687,7 +687,6 @@ err: srv_mr = &sess->mrs[mri]; sgt = &srv_mr->sgt; mr = srv_mr->mr; -free_iu: rtrs_iu_free(srv_mr->iu, sess->s.dev->ib_dev, 1); dereg_mr: ib_dereg_mr(mr); |