From: Maurice Hieronymus <mhi@mailbox.org>
Date: Sun, 23 Nov 2025 17:57:49 +0000 (+0100)
Subject: virtio-mem: Destroy mutex before freeing virtio_mem
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7cdaeef19bc87bb93f3083b11dda92e3e9ff855c;p=thirdparty%2Flinux.git

virtio-mem: Destroy mutex before freeing virtio_mem

Add a call to mutex_destroy in the error code path as well as in the
virtio_mem_remove code path.

Signed-off-by: Maurice Hieronymus <mhi@mailbox.org>
Acked-by: David Hildenbrand (Red Hat) <david@kernel.org>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Message-ID: <20251123175750.445461-3-mhi@mailbox.org>
---

diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c
index 48051e9e98ab..11c441501582 100644
--- a/drivers/virtio/virtio_mem.c
+++ b/drivers/virtio/virtio_mem.c
@@ -2975,6 +2975,7 @@ static int virtio_mem_probe(struct virtio_device *vdev)
 out_del_vq:
 	vdev->config->del_vqs(vdev);
 out_free_vm:
+	mutex_destroy(&vm->hotplug_mutex);
 	kfree(vm);
 	vdev->priv = NULL;
 
@@ -3067,6 +3068,7 @@ static void virtio_mem_remove(struct virtio_device *vdev)
 	virtio_reset_device(vdev);
 	vdev->config->del_vqs(vdev);
 
+	mutex_destroy(&vm->hotplug_mutex);
 	kfree(vm);
 	vdev->priv = NULL;
 }