Commit 2b026a26 authored by Tariq Toukan's avatar Tariq Toukan Committed by Greg Kroah-Hartman

IB/uverbs: Fix leak of XRC target QPs

commit 5b810a24 upstream.

The real QP is destroyed in case of the ref count reaches zero, but
for XRC target QPs this call was missed and caused to QP leaks.

Let's call to destroy for all flows.

Fixes: 0e0ec7e0 ('RDMA/core: Export ib_open_qp() to share XRC...')
Signed-off-by: default avatarTariq Toukan <tariqt@mellanox.com>
Signed-off-by: default avatarNoa Osherovich <noaos@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent eba83a85
......@@ -244,12 +244,9 @@ static int ib_uverbs_cleanup_ucontext(struct ib_uverbs_file *file,
container_of(uobj, struct ib_uqp_object, uevent.uobject);
idr_remove_uobj(&ib_uverbs_qp_idr, uobj);
if (qp != qp->real_qp) {
ib_close_qp(qp);
} else {
if (qp == qp->real_qp)
ib_uverbs_detach_umcast(qp, uqp);
ib_destroy_qp(qp);
}
ib_uverbs_release_uevent(file, &uqp->uevent);
kfree(uqp);
}
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment