From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9787646B5 for ; Mon, 16 Jan 2023 16:18:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E473C433F0; Mon, 16 Jan 2023 16:18:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1673885895; bh=0EZBU+jOBINJ0C8XPYvrDQPUPrSKxPhyN/rlJQXE8hI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=q8MPkbZ45pMzioNCqLYsf3FE/EoLaniYa4Jz2lEp6rn6Cd9mRMRLM3PcMsS0sEYd3 +yVDoko3PogMQi8+JpmHCaTM1u3VRFNxEXfo5rkB2B7rLCsENhu6ErqhxDfq/C6475 YWCbkHifcPYsgtaiCVoQJHFo5iQodKa9GFXudfDs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Zhang Xiaoxu , Trond Myklebust , Sasha Levin Subject: [PATCH 5.4 185/658] xprtrdma: Fix regbuf data not freed in rpcrdma_req_create() Date: Mon, 16 Jan 2023 16:44:33 +0100 Message-Id: <20230116154917.918263147@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230116154909.645460653@linuxfoundation.org> References: <20230116154909.645460653@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Zhang Xiaoxu [ 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: bb93a1ae2bf4 ("xprtrdma: Allocate req's regbufs at xprt create time") Signed-off-by: Zhang Xiaoxu Signed-off-by: Trond Myklebust Signed-off-by: Sasha Levin --- net/sunrpc/xprtrdma/verbs.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index 0f4d39fdb48f..e13115bbe719 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -1037,6 +1037,7 @@ struct rpcrdma_req *rpcrdma_req_create(struct rpcrdma_xprt *r_xprt, size_t size, kfree(req->rl_sendbuf); out3: kfree(req->rl_rdmabuf); + rpcrdma_regbuf_free(req->rl_sendbuf); out2: kfree(req); out1: -- 2.35.1