From: Zhang Xiaoxu <zhangxiaoxu5@huawei.com>
Date: Sun, 20 Nov 2022 07:34:29 +0000 (+0800)
Subject: xprtrdma: Fix regbuf data not freed in rpcrdma_req_create()
X-Git-Tag: baikal/aarch64/sdk5.9~632
X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=5eba16b3b9804971c061f72d7375f336c3131a56;p=kernel.git

xprtrdma: Fix regbuf data not freed in rpcrdma_req_create()

[ Upstream commit 9181f40fb2952fd59ecb75e7158620c9c669eee3 ]

If rdma receive buffer allocate failed, should call rpcrdma_regbuf_free()
to free the send buffer, otherwise, the buffer data will be leaked.

Fixes: 1e349d78e5b6 ("xprtrdma: Allocate req's regbufs at xprt create time")
Signed-off-by: Zhang Xiaoxu <zhangxiaoxu5@huawei.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 0f4d39fdb48f2..e13115bbe7196 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1037,6 +1037,7 @@ out4:
 	kfree(req->rl_sendbuf);
 out3:
 	kfree(req->rl_rdmabuf);
+	rpcrdma_regbuf_free(req->rl_sendbuf);
 out2:
 	kfree(req);
 out1: