netdev - [PATCH] vhost-vdpa: Call ida_simple

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Date:   Fri, 5 Aug 2022 05:12:54 -0400
From:   Bo Liu <liubo03@...pur.com>
To:     <mst@...hat.com>, <jasowang@...hat.com>
CC:     <kvm@...r.kernel.org>, <virtualization@...ts.linux-foundation.org>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Bo Liu <liubo03@...pur.com>
Subject: [PATCH] vhost-vdpa: Call ida_simple_remove() when failed

In function vhost_vdpa_probe(), when code execution fails, we should
call ida_simple_remove() to free ida.

Signed-off-by: Bo Liu <liubo03@...pur.com>
---
 drivers/vhost/vdpa.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index 7fa671ac4bdf..c7c89f969249 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -1396,6 +1396,7 @@ static int vhost_vdpa_probe(struct vdpa_device *vdpa)
 
 err:
 	put_device(&v->dev);
+	ida_simple_remove(&vhost_vdpa_ida, v->minor);
 	return r;
 }
 
-- 
2.27.0