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virtio-blk: free vblk-vqs in error path of virtblk_probe()

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[ Upstream commit e7eea44eefbdd5f0345a0a8b80a3ca1c21030d06 ]

Else there will be memory leak if alloc_disk() fails.

Fixes: 6a27b656fc02 ("block: virtio-blk: support multi virt queues per virtio-blk device")
Signed-off-by: Hou Tao <houtao1@huawei.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Hou Tao 2020-06-15 12:14:59 +08:00 committed by Greg Kroah-Hartman
parent a56fe733f4
commit 0733b1a2be
1 changed files with 1 additions and 0 deletions
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drivers/block/virtio_blk.c
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@ -749,6 +749,7 @@ out_put_disk:
put_disk(vblk->disk);
out_free_vq:
vdev->config->del_vqs(vdev);
kfree(vblk->vqs);
out_free_vblk:
kfree(vblk);
out_free_index: