diff options
| author | Leon Romanovsky <leonro@mellanox.com> | 2019-06-16 15:05:20 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2019-06-20 15:17:59 -0400 |
| commit | 836a0fbb3e76f704ad65ddfb57f00725245e509b (patch) | |
| tree | 30d961b48c7029a952e6eeb5077d76ce0e4a5221 /drivers/infiniband/hw/efa | |
| parent | 89a6da3cb8f30ee0aeca924d84bef688f22f883e (diff) | |
| download | linux-836a0fbb3e76f704ad65ddfb57f00725245e509b.tar.bz2 | |
RDMA: Check umem pointer validity prior to release
Update ib_umem_release() to behave similarly to kfree() and allow
submitting NULL pointer as safe input to this function.
Fixes: a52c8e2469c3 ("RDMA: Clean destroy CQ in drivers do not return errors")
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/efa')
| -rw-r--r-- | drivers/infiniband/hw/efa/efa_verbs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/efa/efa_verbs.c b/drivers/infiniband/hw/efa/efa_verbs.c index a9372c9e4b30..5e6e5eb65cff 100644 --- a/drivers/infiniband/hw/efa/efa_verbs.c +++ b/drivers/infiniband/hw/efa/efa_verbs.c @@ -1513,8 +1513,8 @@ int efa_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata) err = efa_com_dereg_mr(&dev->edev, ¶ms); if (err) return err; - ib_umem_release(mr->umem); } + ib_umem_release(mr->umem); kfree(mr); |