Date: Mon, 26 Jul 2021 16:13:21 GMT From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: c629928b25cc - stable/13 - ibcore: Fix memory leak in cm_req_handler error flows. Message-ID: <202107261613.16QGDLhr005334@gitrepo.freebsd.org>
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The branch stable/13 has been updated by hselasky: URL: https://cgit.FreeBSD.org/src/commit/?id=c629928b25ccf55ebdf4cef20ae148daa1d8db67 commit c629928b25ccf55ebdf4cef20ae148daa1d8db67 Author: Hans Petter Selasky <hselasky@FreeBSD.org> AuthorDate: 2021-06-16 13:01:37 +0000 Commit: Hans Petter Selasky <hselasky@FreeBSD.org> CommitDate: 2021-07-26 16:04:29 +0000 ibcore: Fix memory leak in cm_req_handler error flows. In the cm_req_handler() error flows, sometimes cm_id_priv->timewait_info isn't free'd. Linux commit: 8b00914654ef56ff5473f4fe1f1168254dbb8a17 Reviewed by: kib Sponsored by: Mellanox Technologies // NVIDIA Networking (cherry picked from commit 2f05418748585dcbd5912f335040f652a8cc9703) --- sys/ofed/drivers/infiniband/core/ib_cm.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/sys/ofed/drivers/infiniband/core/ib_cm.c b/sys/ofed/drivers/infiniband/core/ib_cm.c index 1f96a733b042..7dea2620cb60 100644 --- a/sys/ofed/drivers/infiniband/core/ib_cm.c +++ b/sys/ofed/drivers/infiniband/core/ib_cm.c @@ -1790,8 +1790,7 @@ static int cm_req_handler(struct cm_work *work) listen_cm_id_priv = cm_match_req(work, cm_id_priv); if (!listen_cm_id_priv) { ret = -EINVAL; - kfree(cm_id_priv->timewait_info); - goto destroy; + goto free_timeinfo; } cm_id_priv->id.cm_handler = listen_cm_id_priv->id.cm_handler; @@ -1866,6 +1865,8 @@ static int cm_req_handler(struct cm_work *work) rejected: atomic_dec(&cm_id_priv->refcount); cm_deref_id(listen_cm_id_priv); +free_timeinfo: + kfree(cm_id_priv->timewait_info); destroy: ib_destroy_cm_id(cm_id); return ret;
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