[PATCH] RDMA/rvt: Fix potential memory leak caused by rvt_alloc_rq

From: Aditya Pakki
Date: Fri Jun 12 2020 - 15:54:40 EST


In case of failure of alloc_ud_wq_attr, the memory allocated by
rvt_alloc_rq() is not freed. The patch fixes this issue by
calling rvt_free_rq().

Signed-off-by: Aditya Pakki <pakki001@xxxxxxx>
---
drivers/infiniband/sw/rdmavt/qp.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c
index 511b72809e14..17ea7da73bf9 100644
--- a/drivers/infiniband/sw/rdmavt/qp.c
+++ b/drivers/infiniband/sw/rdmavt/qp.c
@@ -1203,6 +1203,7 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
qp->s_flags = RVT_S_SIGNAL_REQ_WR;
err = alloc_ud_wq_attr(qp, rdi->dparms.node);
if (err) {
+ rvt_free_rq(&qp->r_rq);
ret = (ERR_PTR(err));
goto bail_driver_priv;
}
--
2.25.1