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| author | Roi Dayan <roid@mellanox.com> | 2013-08-19 16:41:51 +0300 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2013-09-02 21:24:08 -0700 |
| commit | 27ae2d1ea578dce73ab5368a6bf31c342004e709 (patch) | |
| tree | 510d4f4b2e0f5fb67b44a9d920f2cdef1f3d034e /drivers/infiniband | |
| parent | 5587856c9659ac2d6ab201141aa8a5c2ff3be4cd (diff) | |
| download | linux-27ae2d1ea578dce73ab5368a6bf31c342004e709.tar.gz linux-27ae2d1ea578dce73ab5368a6bf31c342004e709.tar.bz2 linux-27ae2d1ea578dce73ab5368a6bf31c342004e709.zip | |
IB/iser: Fix possible memory leak in iser_create_frwr_pool()
Fix leak where desc is not being freed in error flows.
Signed-off-by: Roi Dayan <roid@mellanox.com>
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_verbs.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index 28badacb0134..afe95674008b 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -305,7 +305,7 @@ int iser_create_frwr_pool(struct iser_conn *ib_conn, unsigned cmds_max) if (IS_ERR(desc->data_frpl)) { ret = PTR_ERR(desc->data_frpl); iser_err("Failed to allocate ib_fast_reg_page_list err=%d\n", ret); - goto err; + goto fast_reg_page_failure; } desc->data_mr = ib_alloc_fast_reg_mr(device->pd, @@ -313,8 +313,7 @@ int iser_create_frwr_pool(struct iser_conn *ib_conn, unsigned cmds_max) if (IS_ERR(desc->data_mr)) { ret = PTR_ERR(desc->data_mr); iser_err("Failed to allocate ib_fast_reg_mr err=%d\n", ret); - ib_free_fast_reg_page_list(desc->data_frpl); - goto err; + goto fast_reg_mr_failure; } desc->valid = true; list_add_tail(&desc->list, &ib_conn->fastreg.frwr.pool); @@ -322,6 +321,11 @@ int iser_create_frwr_pool(struct iser_conn *ib_conn, unsigned cmds_max) } return 0; + +fast_reg_mr_failure: + ib_free_fast_reg_page_list(desc->data_frpl); +fast_reg_page_failure: + kfree(desc); err: iser_free_frwr_pool(ib_conn); return ret; |