linux-kernel - [PATCH] vdpa: ifcvf: Do proper cleanup if IFCVF init fails

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Message-ID: <772e9fe133f21fa78fb98a2ebe8969efbbd58e3c.camel@gmail.com>
Date:   Tue, 27 Dec 2022 22:15:25 +0100
From:   Tanmay Bhushan <007047221b@...il.com>
To:     Zhu Lingshan <lingshan.zhu@...el.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] vdpa: ifcvf: Do proper cleanup if IFCVF init fails

>From 7eae04667ddaac8baa4812d48ef2c942cedef946 Mon Sep 17 00:00:00 2001
From: Tanmay Bhushan <007047221b@...il.com>
Date: Tue, 27 Dec 2022 22:02:16 +0100
Subject: [PATCH] vdpa: ifcvf: Do proper cleanup if IFCVF init fails

ifcvf_mgmt_dev leaks memory if it is not freed before
returning. Call is made to correct return statement
so memory does not leak. ifcvf_init_hw does not take
care of this so it is needed to do it here.

Signed-off-by: Tanmay Bhushan <007047221b@...il.com>
---
 drivers/vdpa/ifcvf/ifcvf_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c
b/drivers/vdpa/ifcvf/ifcvf_main.c
index f9c0044c6442..44b29289aa19 100644
--- a/drivers/vdpa/ifcvf/ifcvf_main.c
+++ b/drivers/vdpa/ifcvf/ifcvf_main.c
@@ -849,7 +849,7 @@ static int ifcvf_probe(struct pci_dev *pdev, const
struct pci_device_id *id)
 	ret = ifcvf_init_hw(vf, pdev);
 	if (ret) {
 		IFCVF_ERR(pdev, "Failed to init IFCVF hw\n");
-		return ret;
+		goto err;
 	}
 
 	for (i = 0; i < vf->nr_vring; i++)
-- 
2.34.1