From: Mark Zhang <markzhang@nvidia.com>
Date: Mon, 7 Nov 2022 08:51:34 +0000 (+0200)
Subject: RDMA/restrack: Release MR restrack when delete
X-Git-Tag: v5.15.92~1081
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=13586753ae55146269a6dc8b216f17d86b81560c;p=platform%2Fkernel%2Flinux-rpi.git

RDMA/restrack: Release MR restrack when delete

[ Upstream commit dac153f2802db1ad46207283cb9b2aae3d707a45 ]

The MR restrack also needs to be released when delete it, otherwise it
cause memory leak as the task struct won't be released.

Fixes: 13ef5539def7 ("RDMA/restrack: Count references to the verbs objects")
Signed-off-by: Mark Zhang <markzhang@nvidia.com>
Reviewed-by: Michael Guralnik <michaelgur@nvidia.com>
Link: https://lore.kernel.org/r/703db18e8d4ef628691fb93980a709be673e62e3.1667810736.git.leonro@nvidia.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/infiniband/core/restrack.c b/drivers/infiniband/core/restrack.c
index 1f935d9f..01a499a 100644
--- a/drivers/infiniband/core/restrack.c
+++ b/drivers/infiniband/core/restrack.c
@@ -343,8 +343,6 @@ void rdma_restrack_del(struct rdma_restrack_entry *res)
 	rt = &dev->res[res->type];
 
 	old = xa_erase(&rt->xa, res->id);
-	if (res->type == RDMA_RESTRACK_MR)
-		return;
 	WARN_ON(old != res);
 
 out: